I²C / SMBus / PMBus patches
- Add some Renesas models - Add Titus Rwantare to MAINTAINERS -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEE+qvnXhKRciHc/Wuy4+MsLN6twN4FAmInnGIACgkQ4+MsLN6t wN4/+xAAnizlInSPGTA6RAKZS6rVjY3N0/tYsdZWWRTxfVZcN3NceQGwDzFJlVhm Hsyv9ZgHNpFXcWAyIH2+YwVm95XsCklHQN10HEeQvNqI/cMrAj8lHudP2PMHbxhG TecGjuMiQFNK+FMxWvsUovj069LJHFBznCT7NqMjBmh2XsIOB9gCwA4FzU3ehOG+ 5v9KPC8kUls8J0M7TiUfjln/jUzYeLfsAztLKhvhOF7afAttZvegcvMd+uxFniGa Gi1+NKl9mx/H4PGaOZdyiFcgCa7lx55TAaW0VJjejMgfXL56mtB5MLTRqJdUIF+Z v8ACM+swPUqu4HImwhAfnIGN05GWXXMWPnttOxK15H6vA4Rhz2k2zy+APJBzX324 BrMPeDITBj2jlPVwCwWZb81J+ImYovP+CqiCGunkVA7GjbPTbTGps235Ng1Brgua cJ+VZ9OtkvB3YkDLHxivxvJjuRwWySEA3AQnvGskJ6V7SMIEUnqiAbAimWuBLi6I JV/Nd7QP+/PcuVoDYpdrDAtxO4R3MZW8G2l1Kl79eQ5TLIzAO6KcaxhJacYbdNtk U6Qj9+pupvMh+SCzwXcbVE9N4h+n4vzdqij3MSxtfhFW0fCbdnR9OGKdYQKFvNe3 tOqPyoYrtGvy+/PlZL+/BFmTiOP9RrFvk1zrWlS6ZqiqKMJhdvQ= =scS/ -----END PGP SIGNATURE----- Merge remote-tracking branch 'remotes/philmd/tags/pmbus-20220308' into staging I²C / SMBus / PMBus patches - Add some Renesas models - Add Titus Rwantare to MAINTAINERS # gpg: Signature made Tue 08 Mar 2022 18:11:46 GMT # gpg: using RSA key FAABE75E12917221DCFD6BB2E3E32C2CDEADC0DE # gpg: Good signature from "Philippe Mathieu-Daudé (F4BUG) <f4bug@amsat.org>" [unknown] # gpg: WARNING: This key is not certified with a trusted signature! # gpg: There is no indication that the signature belongs to the owner. # Primary key fingerprint: FAAB E75E 1291 7221 DCFD 6BB2 E3E3 2C2C DEAD C0DE * remotes/philmd/tags/pmbus-20220308: hw/sensor: add Renesas raa228000 device hw/sensor: add Renesas raa229004 PMBus device hw/sensor: add Intersil ISL69260 device model hw/i2c: Added linear mode translation for pmbus devices hw/i2c: pmbus: update MAINTAINERS hw/i2c: pmbus: refactor uint handling hw/i2c: pmbus: add PEC unsupported warning hw/i2c: pmbus: fix error returns and guard against out of range accesses hw/i2c: pmbus: add registers Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell
commit
2048c4eba2
13
MAINTAINERS
13
MAINTAINERS
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@ -3137,6 +3137,19 @@ F: include/hw/i2c/smbus_master.h
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F: include/hw/i2c/smbus_slave.h
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F: include/hw/i2c/smbus_eeprom.h
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PMBus
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M: Titus Rwantare <titusr@google.com>
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S: Maintained
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F: hw/i2c/pmbus_device.c
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F: hw/sensor/adm1272.c
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F: hw/sensor/isl_pmbus_vr.c
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F: hw/sensor/max34451.c
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F: include/hw/i2c/pmbus_device.h
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F: include/hw/sensor/isl_pmbus_vr.h
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F: tests/qtest/adm1272-test.c
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F: tests/qtest/max34451-test.c
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F: tests/qtest/isl_pmbus_vr-test.c
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Firmware schema specifications
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M: Philippe Mathieu-Daudé <f4bug@amsat.org>
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R: Daniel P. Berrange <berrange@redhat.com>
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@ -400,6 +400,7 @@ config NPCM7XX
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select SMBUS
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select AT24C # EEPROM
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select MAX34451
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select ISL_PMBUS_VR
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select PL310 # cache controller
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select PMBUS
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select SERIAL
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@ -28,6 +28,24 @@ uint32_t pmbus_direct_mode2data(PMBusCoefficients c, uint16_t value)
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return x;
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}
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uint16_t pmbus_data2linear_mode(uint16_t value, int exp)
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{
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/* L = D * 2^(-e) */
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if (exp < 0) {
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return value << (-exp);
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}
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return value >> exp;
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}
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uint16_t pmbus_linear_mode2data(uint16_t value, int exp)
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{
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/* D = L * 2^e */
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if (exp < 0) {
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return value >> (-exp);
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}
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return value << exp;
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}
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void pmbus_send(PMBusDevice *pmdev, const uint8_t *data, uint16_t len)
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{
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if (pmdev->out_buf_len + len > SMBUS_DATA_MAX_LEN) {
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@ -89,16 +107,16 @@ void pmbus_send_string(PMBusDevice *pmdev, const char *data)
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}
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static uint64_t pmbus_receive_uint(const uint8_t *buf, uint8_t len)
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static uint64_t pmbus_receive_uint(PMBusDevice *pmdev)
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{
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uint64_t ret = 0;
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/* Exclude command code from return value */
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buf++;
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len--;
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pmdev->in_buf++;
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pmdev->in_buf_len--;
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for (int i = len - 1; i >= 0; i--) {
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ret = ret << 8 | buf[i];
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for (int i = pmdev->in_buf_len - 1; i >= 0; i--) {
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ret = ret << 8 | pmdev->in_buf[i];
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}
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return ret;
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}
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@ -110,7 +128,7 @@ uint8_t pmbus_receive8(PMBusDevice *pmdev)
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"%s: length mismatch. Expected 1 byte, got %d bytes\n",
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__func__, pmdev->in_buf_len - 1);
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}
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return pmbus_receive_uint(pmdev->in_buf, pmdev->in_buf_len);
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return pmbus_receive_uint(pmdev);
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}
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uint16_t pmbus_receive16(PMBusDevice *pmdev)
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@ -120,7 +138,7 @@ uint16_t pmbus_receive16(PMBusDevice *pmdev)
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"%s: length mismatch. Expected 2 bytes, got %d bytes\n",
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__func__, pmdev->in_buf_len - 1);
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}
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return pmbus_receive_uint(pmdev->in_buf, pmdev->in_buf_len);
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return pmbus_receive_uint(pmdev);
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}
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uint32_t pmbus_receive32(PMBusDevice *pmdev)
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@ -130,7 +148,7 @@ uint32_t pmbus_receive32(PMBusDevice *pmdev)
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"%s: length mismatch. Expected 4 bytes, got %d bytes\n",
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__func__, pmdev->in_buf_len - 1);
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}
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return pmbus_receive_uint(pmdev->in_buf, pmdev->in_buf_len);
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return pmbus_receive_uint(pmdev);
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}
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uint64_t pmbus_receive64(PMBusDevice *pmdev)
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@ -140,7 +158,7 @@ uint64_t pmbus_receive64(PMBusDevice *pmdev)
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"%s: length mismatch. Expected 8 bytes, got %d bytes\n",
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__func__, pmdev->in_buf_len - 1);
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}
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return pmbus_receive_uint(pmdev->in_buf, pmdev->in_buf_len);
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return pmbus_receive_uint(pmdev);
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}
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static uint8_t pmbus_out_buf_pop(PMBusDevice *pmdev)
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@ -149,7 +167,7 @@ static uint8_t pmbus_out_buf_pop(PMBusDevice *pmdev)
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qemu_log_mask(LOG_GUEST_ERROR,
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"%s: tried to read from empty buffer",
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__func__);
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return 0xFF;
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return PMBUS_ERR_BYTE;
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}
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uint8_t data = pmdev->out_buf[pmdev->out_buf_len - 1];
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pmdev->out_buf_len--;
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@ -243,18 +261,47 @@ void pmbus_check_limits(PMBusDevice *pmdev)
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}
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}
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/* assert the status_cml error upon receipt of malformed command */
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static void pmbus_cml_error(PMBusDevice *pmdev)
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{
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for (int i = 0; i < pmdev->num_pages; i++) {
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pmdev->pages[i].status_word |= PMBUS_STATUS_CML;
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pmdev->pages[i].status_cml |= PB_CML_FAULT_INVALID_CMD;
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}
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}
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static uint8_t pmbus_receive_byte(SMBusDevice *smd)
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{
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PMBusDevice *pmdev = PMBUS_DEVICE(smd);
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PMBusDeviceClass *pmdc = PMBUS_DEVICE_GET_CLASS(pmdev);
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uint8_t ret = 0xFF;
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uint8_t index = pmdev->page;
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uint8_t ret = PMBUS_ERR_BYTE;
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uint8_t index;
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if (pmdev->out_buf_len != 0) {
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ret = pmbus_out_buf_pop(pmdev);
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return ret;
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}
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/*
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* Reading from all pages will return the value from page 0,
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* this is unspecified behaviour in general.
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*/
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if (pmdev->page == PB_ALL_PAGES) {
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index = 0;
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qemu_log_mask(LOG_GUEST_ERROR,
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"%s: tried to read from all pages\n",
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__func__);
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pmbus_cml_error(pmdev);
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} else if (pmdev->page > pmdev->num_pages - 1) {
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qemu_log_mask(LOG_GUEST_ERROR,
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"%s: page %d is out of range\n",
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__func__, pmdev->page);
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pmbus_cml_error(pmdev);
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return PMBUS_ERR_BYTE;
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} else {
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index = pmdev->page;
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}
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switch (pmdev->code) {
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case PMBUS_PAGE:
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pmbus_send8(pmdev, pmdev->page);
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@ -278,6 +325,11 @@ static uint8_t pmbus_receive_byte(SMBusDevice *smd)
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case PMBUS_CAPABILITY:
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pmbus_send8(pmdev, pmdev->capability);
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if (pmdev->capability & BIT(7)) {
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qemu_log_mask(LOG_UNIMP,
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"%s: PEC is enabled but not yet supported.\n",
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__func__);
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}
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break;
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case PMBUS_VOUT_MODE: /* R/W byte */
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@ -368,6 +420,14 @@ static uint8_t pmbus_receive_byte(SMBusDevice *smd)
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}
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break;
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case PMBUS_VOUT_MIN: /* R/W word */
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if (pmdev->pages[index].page_flags & PB_HAS_VOUT_RATING) {
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pmbus_send16(pmdev, pmdev->pages[index].vout_min);
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} else {
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goto passthough;
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}
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break;
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/* TODO: implement coefficients support */
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case PMBUS_POUT_MAX: /* R/W word */
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@ -708,6 +768,10 @@ static uint8_t pmbus_receive_byte(SMBusDevice *smd)
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pmbus_send8(pmdev, pmdev->pages[index].status_other);
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break;
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case PMBUS_STATUS_MFR_SPECIFIC: /* R/W byte */
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pmbus_send8(pmdev, pmdev->pages[index].status_mfr_specific);
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break;
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case PMBUS_READ_EIN: /* Read-Only block 5 bytes */
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if (pmdev->pages[index].page_flags & PB_HAS_EIN) {
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pmbus_send(pmdev, pmdev->pages[index].read_ein, 5);
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@ -1007,7 +1071,7 @@ static int pmbus_write_data(SMBusDevice *smd, uint8_t *buf, uint8_t len)
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if (len == 0) {
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qemu_log_mask(LOG_GUEST_ERROR, "%s: writing empty data\n", __func__);
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return -1;
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return PMBUS_ERR_BYTE;
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}
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if (!pmdev->pages) { /* allocate memory for pages on first use */
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@ -1026,6 +1090,7 @@ static int pmbus_write_data(SMBusDevice *smd, uint8_t *buf, uint8_t len)
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pmdev->page = pmbus_receive8(pmdev);
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return 0;
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}
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/* loop through all the pages when 0xFF is received */
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if (pmdev->page == PB_ALL_PAGES) {
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for (int i = 0; i < pmdev->num_pages; i++) {
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@ -1036,6 +1101,15 @@ static int pmbus_write_data(SMBusDevice *smd, uint8_t *buf, uint8_t len)
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return 0;
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}
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if (pmdev->page > pmdev->num_pages - 1) {
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qemu_log_mask(LOG_GUEST_ERROR,
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"%s: page %u is out of range\n",
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__func__, pmdev->page);
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pmdev->page = 0; /* undefined behaviour - reset to page 0 */
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pmbus_cml_error(pmdev);
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return PMBUS_ERR_BYTE;
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}
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index = pmdev->page;
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switch (pmdev->code) {
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@ -1149,6 +1223,14 @@ static int pmbus_write_data(SMBusDevice *smd, uint8_t *buf, uint8_t len)
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}
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break;
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case PMBUS_VOUT_MIN: /* R/W word */
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if (pmdev->pages[index].page_flags & PB_HAS_VOUT_RATING) {
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pmdev->pages[index].vout_min = pmbus_receive16(pmdev);
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} else {
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goto passthrough;
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}
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break;
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case PMBUS_POUT_MAX: /* R/W word */
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if (pmdev->pages[index].page_flags & PB_HAS_VOUT) {
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pmdev->pages[index].pout_max = pmbus_receive16(pmdev);
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@ -1482,6 +1564,10 @@ static int pmbus_write_data(SMBusDevice *smd, uint8_t *buf, uint8_t len)
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pmdev->pages[index].status_other = pmbus_receive8(pmdev);
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break;
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case PMBUS_STATUS_MFR_SPECIFIC: /* R/W byte */
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pmdev->pages[index].status_mfr_specific = pmbus_receive8(pmdev);
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break;
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case PMBUS_PAGE_PLUS_READ: /* Block Read-only */
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case PMBUS_CAPABILITY: /* Read-Only byte */
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case PMBUS_COEFFICIENTS: /* Read-only block 5 bytes */
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@ -30,3 +30,7 @@ config LSM303DLHC_MAG
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bool
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depends on I2C
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default y if I2C_DEVICES
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config ISL_PMBUS_VR
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bool
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depends on PMBUS
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@ -0,0 +1,279 @@
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/*
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* PMBus device for Renesas Digital Multiphase Voltage Regulators
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*
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* Copyright 2021 Google LLC
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "qemu/osdep.h"
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#include "hw/sensor/isl_pmbus_vr.h"
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#include "hw/qdev-properties.h"
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#include "qapi/visitor.h"
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#include "qemu/log.h"
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#include "qemu/module.h"
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static uint8_t isl_pmbus_vr_read_byte(PMBusDevice *pmdev)
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{
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qemu_log_mask(LOG_GUEST_ERROR,
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"%s: reading from unsupported register: 0x%02x\n",
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__func__, pmdev->code);
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return PMBUS_ERR_BYTE;
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}
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static int isl_pmbus_vr_write_data(PMBusDevice *pmdev, const uint8_t *buf,
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uint8_t len)
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{
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qemu_log_mask(LOG_GUEST_ERROR,
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"%s: write to unsupported register: 0x%02x\n",
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__func__, pmdev->code);
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return PMBUS_ERR_BYTE;
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}
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/* TODO: Implement coefficients support in pmbus_device.c for qmp */
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static void isl_pmbus_vr_get(Object *obj, Visitor *v, const char *name,
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void *opaque, Error **errp)
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{
|
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visit_type_uint16(v, name, (uint16_t *)opaque, errp);
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||||
}
|
||||
|
||||
static void isl_pmbus_vr_set(Object *obj, Visitor *v, const char *name,
|
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void *opaque, Error **errp)
|
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{
|
||||
PMBusDevice *pmdev = PMBUS_DEVICE(obj);
|
||||
uint16_t *internal = opaque;
|
||||
uint16_t value;
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if (!visit_type_uint16(v, name, &value, errp)) {
|
||||
return;
|
||||
}
|
||||
|
||||
*internal = value;
|
||||
pmbus_check_limits(pmdev);
|
||||
}
|
||||
|
||||
static void isl_pmbus_vr_exit_reset(Object *obj)
|
||||
{
|
||||
PMBusDevice *pmdev = PMBUS_DEVICE(obj);
|
||||
|
||||
pmdev->page = 0;
|
||||
pmdev->capability = ISL_CAPABILITY_DEFAULT;
|
||||
for (int i = 0; i < pmdev->num_pages; i++) {
|
||||
pmdev->pages[i].operation = ISL_OPERATION_DEFAULT;
|
||||
pmdev->pages[i].on_off_config = ISL_ON_OFF_CONFIG_DEFAULT;
|
||||
pmdev->pages[i].vout_mode = ISL_VOUT_MODE_DEFAULT;
|
||||
pmdev->pages[i].vout_command = ISL_VOUT_COMMAND_DEFAULT;
|
||||
pmdev->pages[i].vout_max = ISL_VOUT_MAX_DEFAULT;
|
||||
pmdev->pages[i].vout_margin_high = ISL_VOUT_MARGIN_HIGH_DEFAULT;
|
||||
pmdev->pages[i].vout_margin_low = ISL_VOUT_MARGIN_LOW_DEFAULT;
|
||||
pmdev->pages[i].vout_transition_rate = ISL_VOUT_TRANSITION_RATE_DEFAULT;
|
||||
pmdev->pages[i].vout_ov_fault_limit = ISL_VOUT_OV_FAULT_LIMIT_DEFAULT;
|
||||
pmdev->pages[i].ot_fault_limit = ISL_OT_FAULT_LIMIT_DEFAULT;
|
||||
pmdev->pages[i].ot_warn_limit = ISL_OT_WARN_LIMIT_DEFAULT;
|
||||
pmdev->pages[i].vin_ov_warn_limit = ISL_VIN_OV_WARN_LIMIT_DEFAULT;
|
||||
pmdev->pages[i].vin_uv_warn_limit = ISL_VIN_UV_WARN_LIMIT_DEFAULT;
|
||||
pmdev->pages[i].iin_oc_fault_limit = ISL_IIN_OC_FAULT_LIMIT_DEFAULT;
|
||||
pmdev->pages[i].ton_delay = ISL_TON_DELAY_DEFAULT;
|
||||
pmdev->pages[i].ton_rise = ISL_TON_RISE_DEFAULT;
|
||||
pmdev->pages[i].toff_fall = ISL_TOFF_FALL_DEFAULT;
|
||||
pmdev->pages[i].revision = ISL_REVISION_DEFAULT;
|
||||
|
||||
pmdev->pages[i].read_vout = ISL_READ_VOUT_DEFAULT;
|
||||
pmdev->pages[i].read_iout = ISL_READ_IOUT_DEFAULT;
|
||||
pmdev->pages[i].read_pout = ISL_READ_POUT_DEFAULT;
|
||||
pmdev->pages[i].read_vin = ISL_READ_VIN_DEFAULT;
|
||||
pmdev->pages[i].read_iin = ISL_READ_IIN_DEFAULT;
|
||||
pmdev->pages[i].read_pin = ISL_READ_PIN_DEFAULT;
|
||||
pmdev->pages[i].read_temperature_1 = ISL_READ_TEMP_DEFAULT;
|
||||
pmdev->pages[i].read_temperature_2 = ISL_READ_TEMP_DEFAULT;
|
||||
pmdev->pages[i].read_temperature_3 = ISL_READ_TEMP_DEFAULT;
|
||||
}
|
||||
}
|
||||
|
||||
/* The raa228000 uses different direct mode coefficents from most isl devices */
|
||||
static void raa228000_exit_reset(Object *obj)
|
||||
{
|
||||
PMBusDevice *pmdev = PMBUS_DEVICE(obj);
|
||||
|
||||
isl_pmbus_vr_exit_reset(obj);
|
||||
|
||||
pmdev->pages[0].read_iout = 0;
|
||||
pmdev->pages[0].read_pout = 0;
|
||||
pmdev->pages[0].read_vout = 0;
|
||||
pmdev->pages[0].read_vin = 0;
|
||||
pmdev->pages[0].read_iin = 0;
|
||||
pmdev->pages[0].read_pin = 0;
|
||||
pmdev->pages[0].read_temperature_1 = 0;
|
||||
pmdev->pages[0].read_temperature_2 = 0;
|
||||
pmdev->pages[0].read_temperature_3 = 0;
|
||||
}
|
||||
|
||||
static void isl_pmbus_vr_add_props(Object *obj, uint64_t *flags, uint8_t pages)
|
||||
{
|
||||
PMBusDevice *pmdev = PMBUS_DEVICE(obj);
|
||||
for (int i = 0; i < pages; i++) {
|
||||
if (flags[i] & PB_HAS_VIN) {
|
||||
object_property_add(obj, "vin[*]", "uint16",
|
||||
isl_pmbus_vr_get,
|
||||
isl_pmbus_vr_set,
|
||||
NULL, &pmdev->pages[i].read_vin);
|
||||
}
|
||||
|
||||
if (flags[i] & PB_HAS_VOUT) {
|
||||
object_property_add(obj, "vout[*]", "uint16",
|
||||
isl_pmbus_vr_get,
|
||||
isl_pmbus_vr_set,
|
||||
NULL, &pmdev->pages[i].read_vout);
|
||||
}
|
||||
|
||||
if (flags[i] & PB_HAS_IIN) {
|
||||
object_property_add(obj, "iin[*]", "uint16",
|
||||
isl_pmbus_vr_get,
|
||||
isl_pmbus_vr_set,
|
||||
NULL, &pmdev->pages[i].read_iin);
|
||||
}
|
||||
|
||||
if (flags[i] & PB_HAS_IOUT) {
|
||||
object_property_add(obj, "iout[*]", "uint16",
|
||||
isl_pmbus_vr_get,
|
||||
isl_pmbus_vr_set,
|
||||
NULL, &pmdev->pages[i].read_iout);
|
||||
}
|
||||
|
||||
if (flags[i] & PB_HAS_PIN) {
|
||||
object_property_add(obj, "pin[*]", "uint16",
|
||||
isl_pmbus_vr_get,
|
||||
isl_pmbus_vr_set,
|
||||
NULL, &pmdev->pages[i].read_pin);
|
||||
}
|
||||
|
||||
if (flags[i] & PB_HAS_POUT) {
|
||||
object_property_add(obj, "pout[*]", "uint16",
|
||||
isl_pmbus_vr_get,
|
||||
isl_pmbus_vr_set,
|
||||
NULL, &pmdev->pages[i].read_pout);
|
||||
}
|
||||
|
||||
if (flags[i] & PB_HAS_TEMPERATURE) {
|
||||
object_property_add(obj, "temp1[*]", "uint16",
|
||||
isl_pmbus_vr_get,
|
||||
isl_pmbus_vr_set,
|
||||
NULL, &pmdev->pages[i].read_temperature_1);
|
||||
}
|
||||
|
||||
if (flags[i] & PB_HAS_TEMP2) {
|
||||
object_property_add(obj, "temp2[*]", "uint16",
|
||||
isl_pmbus_vr_get,
|
||||
isl_pmbus_vr_set,
|
||||
NULL, &pmdev->pages[i].read_temperature_2);
|
||||
}
|
||||
|
||||
if (flags[i] & PB_HAS_TEMP3) {
|
||||
object_property_add(obj, "temp3[*]", "uint16",
|
||||
isl_pmbus_vr_get,
|
||||
isl_pmbus_vr_set,
|
||||
NULL, &pmdev->pages[i].read_temperature_3);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static void raa22xx_init(Object *obj)
|
||||
{
|
||||
PMBusDevice *pmdev = PMBUS_DEVICE(obj);
|
||||
uint64_t flags[2];
|
||||
|
||||
flags[0] = PB_HAS_VIN | PB_HAS_VOUT | PB_HAS_VOUT_MODE |
|
||||
PB_HAS_VOUT_RATING | PB_HAS_VOUT_MARGIN | PB_HAS_IIN |
|
||||
PB_HAS_IOUT | PB_HAS_PIN | PB_HAS_POUT | PB_HAS_TEMPERATURE |
|
||||
PB_HAS_TEMP2 | PB_HAS_TEMP3 | PB_HAS_STATUS_MFR_SPECIFIC;
|
||||
flags[1] = PB_HAS_IIN | PB_HAS_PIN | PB_HAS_TEMPERATURE | PB_HAS_TEMP3 |
|
||||
PB_HAS_VOUT | PB_HAS_VOUT_MODE | PB_HAS_VOUT_MARGIN |
|
||||
PB_HAS_VOUT_RATING | PB_HAS_IOUT | PB_HAS_POUT |
|
||||
PB_HAS_STATUS_MFR_SPECIFIC;
|
||||
|
||||
pmbus_page_config(pmdev, 0, flags[0]);
|
||||
pmbus_page_config(pmdev, 1, flags[1]);
|
||||
isl_pmbus_vr_add_props(obj, flags, ARRAY_SIZE(flags));
|
||||
}
|
||||
|
||||
static void raa228000_init(Object *obj)
|
||||
{
|
||||
PMBusDevice *pmdev = PMBUS_DEVICE(obj);
|
||||
uint64_t flags[1];
|
||||
|
||||
flags[0] = PB_HAS_VIN | PB_HAS_VOUT | PB_HAS_VOUT_MODE |
|
||||
PB_HAS_VOUT_RATING | PB_HAS_VOUT_MARGIN | PB_HAS_IIN |
|
||||
PB_HAS_IOUT | PB_HAS_PIN | PB_HAS_POUT | PB_HAS_TEMPERATURE |
|
||||
PB_HAS_TEMP2 | PB_HAS_TEMP3 | PB_HAS_STATUS_MFR_SPECIFIC;
|
||||
|
||||
pmbus_page_config(pmdev, 0, flags[0]);
|
||||
isl_pmbus_vr_add_props(obj, flags, 1);
|
||||
}
|
||||
|
||||
static void isl_pmbus_vr_class_init(ObjectClass *klass, void *data,
|
||||
uint8_t pages)
|
||||
{
|
||||
PMBusDeviceClass *k = PMBUS_DEVICE_CLASS(klass);
|
||||
k->write_data = isl_pmbus_vr_write_data;
|
||||
k->receive_byte = isl_pmbus_vr_read_byte;
|
||||
k->device_num_pages = pages;
|
||||
}
|
||||
|
||||
static void isl69260_class_init(ObjectClass *klass, void *data)
|
||||
{
|
||||
ResettableClass *rc = RESETTABLE_CLASS(klass);
|
||||
DeviceClass *dc = DEVICE_CLASS(klass);
|
||||
dc->desc = "Renesas ISL69260 Digital Multiphase Voltage Regulator";
|
||||
rc->phases.exit = isl_pmbus_vr_exit_reset;
|
||||
isl_pmbus_vr_class_init(klass, data, 2);
|
||||
}
|
||||
|
||||
static void raa228000_class_init(ObjectClass *klass, void *data)
|
||||
{
|
||||
ResettableClass *rc = RESETTABLE_CLASS(klass);
|
||||
DeviceClass *dc = DEVICE_CLASS(klass);
|
||||
dc->desc = "Renesas 228000 Digital Multiphase Voltage Regulator";
|
||||
rc->phases.exit = raa228000_exit_reset;
|
||||
isl_pmbus_vr_class_init(klass, data, 1);
|
||||
}
|
||||
|
||||
static void raa229004_class_init(ObjectClass *klass, void *data)
|
||||
{
|
||||
ResettableClass *rc = RESETTABLE_CLASS(klass);
|
||||
DeviceClass *dc = DEVICE_CLASS(klass);
|
||||
dc->desc = "Renesas 229004 Digital Multiphase Voltage Regulator";
|
||||
rc->phases.exit = isl_pmbus_vr_exit_reset;
|
||||
isl_pmbus_vr_class_init(klass, data, 2);
|
||||
}
|
||||
|
||||
static const TypeInfo isl69260_info = {
|
||||
.name = TYPE_ISL69260,
|
||||
.parent = TYPE_PMBUS_DEVICE,
|
||||
.instance_size = sizeof(ISLState),
|
||||
.instance_init = raa22xx_init,
|
||||
.class_init = isl69260_class_init,
|
||||
};
|
||||
|
||||
static const TypeInfo raa229004_info = {
|
||||
.name = TYPE_RAA229004,
|
||||
.parent = TYPE_PMBUS_DEVICE,
|
||||
.instance_size = sizeof(ISLState),
|
||||
.instance_init = raa22xx_init,
|
||||
.class_init = raa229004_class_init,
|
||||
};
|
||||
|
||||
static const TypeInfo raa228000_info = {
|
||||
.name = TYPE_RAA228000,
|
||||
.parent = TYPE_PMBUS_DEVICE,
|
||||
.instance_size = sizeof(ISLState),
|
||||
.instance_init = raa228000_init,
|
||||
.class_init = raa228000_class_init,
|
||||
};
|
||||
|
||||
static void isl_pmbus_vr_register_types(void)
|
||||
{
|
||||
type_register_static(&isl69260_info);
|
||||
type_register_static(&raa228000_info);
|
||||
type_register_static(&raa229004_info);
|
||||
}
|
||||
|
||||
type_init(isl_pmbus_vr_register_types)
|
||||
|
|
@ -5,3 +5,4 @@ softmmu_ss.add(when: 'CONFIG_EMC141X', if_true: files('emc141x.c'))
|
|||
softmmu_ss.add(when: 'CONFIG_ADM1272', if_true: files('adm1272.c'))
|
||||
softmmu_ss.add(when: 'CONFIG_MAX34451', if_true: files('max34451.c'))
|
||||
softmmu_ss.add(when: 'CONFIG_LSM303DLHC_MAG', if_true: files('lsm303dlhc_mag.c'))
|
||||
softmmu_ss.add(when: 'CONFIG_ISL_PMBUS_VR', if_true: files('isl_pmbus_vr.c'))
|
||||
|
|
|
|||
|
|
@ -43,6 +43,7 @@ enum pmbus_registers {
|
|||
PMBUS_VOUT_DROOP = 0x28, /* R/W word */
|
||||
PMBUS_VOUT_SCALE_LOOP = 0x29, /* R/W word */
|
||||
PMBUS_VOUT_SCALE_MONITOR = 0x2A, /* R/W word */
|
||||
PMBUS_VOUT_MIN = 0x2B, /* R/W word */
|
||||
PMBUS_COEFFICIENTS = 0x30, /* Read-only block 5 bytes */
|
||||
PMBUS_POUT_MAX = 0x31, /* R/W word */
|
||||
PMBUS_MAX_DUTY = 0x32, /* R/W word */
|
||||
|
|
@ -227,6 +228,8 @@ enum pmbus_registers {
|
|||
#define PB_MAX_PAGES 0x1F
|
||||
#define PB_ALL_PAGES 0xFF
|
||||
|
||||
#define PMBUS_ERR_BYTE 0xFF
|
||||
|
||||
#define TYPE_PMBUS_DEVICE "pmbus-device"
|
||||
OBJECT_DECLARE_TYPE(PMBusDevice, PMBusDeviceClass,
|
||||
PMBUS_DEVICE)
|
||||
|
|
@ -255,6 +258,7 @@ OBJECT_DECLARE_TYPE(PMBusDevice, PMBusDeviceClass,
|
|||
#define PB_HAS_TEMP3 BIT_ULL(42)
|
||||
#define PB_HAS_TEMP_RATING BIT_ULL(43)
|
||||
#define PB_HAS_MFR_INFO BIT_ULL(50)
|
||||
#define PB_HAS_STATUS_MFR_SPECIFIC BIT_ULL(51)
|
||||
|
||||
struct PMBusDeviceClass {
|
||||
SMBusDeviceClass parent_class;
|
||||
|
|
@ -295,6 +299,7 @@ typedef struct PMBusPage {
|
|||
uint16_t vout_droop; /* R/W word */
|
||||
uint16_t vout_scale_loop; /* R/W word */
|
||||
uint16_t vout_scale_monitor; /* R/W word */
|
||||
uint16_t vout_min; /* R/W word */
|
||||
uint8_t coefficients[5]; /* Read-only block 5 bytes */
|
||||
uint16_t pout_max; /* R/W word */
|
||||
uint16_t max_duty; /* R/W word */
|
||||
|
|
@ -443,7 +448,7 @@ typedef struct PMBusCoefficients {
|
|||
*
|
||||
* Y = (m * x - b) * 10^R
|
||||
*
|
||||
* @return uint32_t
|
||||
* @return uint16_t
|
||||
*/
|
||||
uint16_t pmbus_data2direct_mode(PMBusCoefficients c, uint32_t value);
|
||||
|
||||
|
|
@ -456,6 +461,24 @@ uint16_t pmbus_data2direct_mode(PMBusCoefficients c, uint32_t value);
|
|||
*/
|
||||
uint32_t pmbus_direct_mode2data(PMBusCoefficients c, uint16_t value);
|
||||
|
||||
/**
|
||||
* Convert sensor values to linear mode format
|
||||
*
|
||||
* L = D * 2^(-e)
|
||||
*
|
||||
* @return uint16
|
||||
*/
|
||||
uint16_t pmbus_data2linear_mode(uint16_t value, int exp);
|
||||
|
||||
/**
|
||||
* Convert linear mode formatted data into sensor reading
|
||||
*
|
||||
* D = L * 2^e
|
||||
*
|
||||
* @return uint16
|
||||
*/
|
||||
uint16_t pmbus_linear_mode2data(uint16_t value, int exp);
|
||||
|
||||
/**
|
||||
* @brief Send a block of data over PMBus
|
||||
* Assumes that the bytes in the block are already ordered correctly,
|
||||
|
|
|
|||
|
|
@ -0,0 +1,52 @@
|
|||
/*
|
||||
* PMBus device for Renesas Digital Multiphase Voltage Regulators
|
||||
*
|
||||
* Copyright 2022 Google LLC
|
||||
*
|
||||
* SPDX-License-Identifier: GPL-2.0-or-later
|
||||
*/
|
||||
|
||||
#ifndef HW_MISC_ISL_PMBUS_VR_H
|
||||
#define HW_MISC_ISL_PMBUS_VR_H
|
||||
|
||||
#include "hw/i2c/pmbus_device.h"
|
||||
#include "qom/object.h"
|
||||
|
||||
#define TYPE_ISL69260 "isl69260"
|
||||
#define TYPE_RAA228000 "raa228000"
|
||||
#define TYPE_RAA229004 "raa229004"
|
||||
|
||||
struct ISLState {
|
||||
PMBusDevice parent;
|
||||
};
|
||||
|
||||
OBJECT_DECLARE_SIMPLE_TYPE(ISLState, ISL69260)
|
||||
|
||||
#define ISL_CAPABILITY_DEFAULT 0x40
|
||||
#define ISL_OPERATION_DEFAULT 0x80
|
||||
#define ISL_ON_OFF_CONFIG_DEFAULT 0x16
|
||||
#define ISL_VOUT_MODE_DEFAULT 0x40
|
||||
#define ISL_VOUT_COMMAND_DEFAULT 0x0384
|
||||
#define ISL_VOUT_MAX_DEFAULT 0x08FC
|
||||
#define ISL_VOUT_MARGIN_HIGH_DEFAULT 0x0640
|
||||
#define ISL_VOUT_MARGIN_LOW_DEFAULT 0xFA
|
||||
#define ISL_VOUT_TRANSITION_RATE_DEFAULT 0x64
|
||||
#define ISL_VOUT_OV_FAULT_LIMIT_DEFAULT 0x076C
|
||||
#define ISL_OT_FAULT_LIMIT_DEFAULT 0x7D
|
||||
#define ISL_OT_WARN_LIMIT_DEFAULT 0x07D0
|
||||
#define ISL_VIN_OV_WARN_LIMIT_DEFAULT 0x36B0
|
||||
#define ISL_VIN_UV_WARN_LIMIT_DEFAULT 0x1F40
|
||||
#define ISL_IIN_OC_FAULT_LIMIT_DEFAULT 0x32
|
||||
#define ISL_TON_DELAY_DEFAULT 0x14
|
||||
#define ISL_TON_RISE_DEFAULT 0x01F4
|
||||
#define ISL_TOFF_FALL_DEFAULT 0x01F4
|
||||
#define ISL_REVISION_DEFAULT 0x33
|
||||
#define ISL_READ_VOUT_DEFAULT 1000
|
||||
#define ISL_READ_IOUT_DEFAULT 40
|
||||
#define ISL_READ_POUT_DEFAULT 4
|
||||
#define ISL_READ_TEMP_DEFAULT 25
|
||||
#define ISL_READ_VIN_DEFAULT 1100
|
||||
#define ISL_READ_IIN_DEFAULT 40
|
||||
#define ISL_READ_PIN_DEFAULT 4
|
||||
|
||||
#endif
|
||||
|
|
@ -0,0 +1,474 @@
|
|||
/*
|
||||
* QTests for the ISL_PMBUS digital voltage regulators
|
||||
*
|
||||
* Copyright 2021 Google LLC
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify it
|
||||
* under the terms of the GNU General Public License as published by the
|
||||
* Free Software Foundation; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful, but WITHOUT
|
||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
||||
* for more details.
|
||||
*/
|
||||
|
||||
#include "qemu/osdep.h"
|
||||
#include <math.h>
|
||||
#include "hw/i2c/pmbus_device.h"
|
||||
#include "hw/sensor/isl_pmbus_vr.h"
|
||||
#include "libqtest-single.h"
|
||||
#include "libqos/qgraph.h"
|
||||
#include "libqos/i2c.h"
|
||||
#include "qapi/qmp/qdict.h"
|
||||
#include "qapi/qmp/qnum.h"
|
||||
#include "qemu/bitops.h"
|
||||
|
||||
#define TEST_ID "isl_pmbus_vr-test"
|
||||
#define TEST_ADDR (0x43)
|
||||
|
||||
static uint16_t qmp_isl_pmbus_vr_get(const char *id, const char *property)
|
||||
{
|
||||
QDict *response;
|
||||
uint64_t ret;
|
||||
|
||||
response = qmp("{ 'execute': 'qom-get', 'arguments': { 'path': %s, "
|
||||
"'property': %s } }", id, property);
|
||||
g_assert(qdict_haskey(response, "return"));
|
||||
ret = qnum_get_uint(qobject_to(QNum, qdict_get(response, "return")));
|
||||
qobject_unref(response);
|
||||
return ret;
|
||||
}
|
||||
|
||||
static void qmp_isl_pmbus_vr_set(const char *id,
|
||||
const char *property,
|
||||
uint16_t value)
|
||||
{
|
||||
QDict *response;
|
||||
|
||||
response = qmp("{ 'execute': 'qom-set', 'arguments': { 'path': %s, "
|
||||
"'property': %s, 'value': %u } }", id, property, value);
|
||||
g_assert(qdict_haskey(response, "return"));
|
||||
qobject_unref(response);
|
||||
}
|
||||
|
||||
/* PMBus commands are little endian vs i2c_set16 in i2c.h which is big endian */
|
||||
static uint16_t isl_pmbus_vr_i2c_get16(QI2CDevice *i2cdev, uint8_t reg)
|
||||
{
|
||||
uint8_t resp[2];
|
||||
i2c_read_block(i2cdev, reg, resp, sizeof(resp));
|
||||
return (resp[1] << 8) | resp[0];
|
||||
}
|
||||
|
||||
/* PMBus commands are little endian vs i2c_set16 in i2c.h which is big endian */
|
||||
static void isl_pmbus_vr_i2c_set16(QI2CDevice *i2cdev, uint8_t reg,
|
||||
uint16_t value)
|
||||
{
|
||||
uint8_t data[2];
|
||||
|
||||
data[0] = value & 255;
|
||||
data[1] = value >> 8;
|
||||
i2c_write_block(i2cdev, reg, data, sizeof(data));
|
||||
}
|
||||
|
||||
static void test_defaults(void *obj, void *data, QGuestAllocator *alloc)
|
||||
{
|
||||
uint16_t value, i2c_value;
|
||||
QI2CDevice *i2cdev = (QI2CDevice *)obj;
|
||||
|
||||
value = qmp_isl_pmbus_vr_get(TEST_ID, "vout[0]");
|
||||
g_assert_cmpuint(value, ==, ISL_READ_VOUT_DEFAULT);
|
||||
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_IOUT);
|
||||
g_assert_cmpuint(i2c_value, ==, ISL_READ_IOUT_DEFAULT);
|
||||
|
||||
value = qmp_isl_pmbus_vr_get(TEST_ID, "pout[0]");
|
||||
g_assert_cmpuint(value, ==, ISL_READ_POUT_DEFAULT);
|
||||
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_VIN);
|
||||
g_assert_cmpuint(i2c_value, ==, ISL_READ_VIN_DEFAULT);
|
||||
|
||||
value = qmp_isl_pmbus_vr_get(TEST_ID, "iin[0]");
|
||||
g_assert_cmpuint(value, ==, ISL_READ_IIN_DEFAULT);
|
||||
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_PIN);
|
||||
g_assert_cmpuint(i2c_value, ==, ISL_READ_PIN_DEFAULT);
|
||||
|
||||
value = qmp_isl_pmbus_vr_get(TEST_ID, "temp1[0]");
|
||||
g_assert_cmpuint(value, ==, ISL_READ_TEMP_DEFAULT);
|
||||
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_TEMPERATURE_2);
|
||||
g_assert_cmpuint(i2c_value, ==, ISL_READ_TEMP_DEFAULT);
|
||||
|
||||
i2c_value = i2c_get8(i2cdev, PMBUS_CAPABILITY);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_CAPABILITY_DEFAULT);
|
||||
|
||||
i2c_value = i2c_get8(i2cdev, PMBUS_OPERATION);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_OPERATION_DEFAULT);
|
||||
|
||||
i2c_value = i2c_get8(i2cdev, PMBUS_ON_OFF_CONFIG);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_ON_OFF_CONFIG_DEFAULT);
|
||||
|
||||
i2c_value = i2c_get8(i2cdev, PMBUS_VOUT_MODE);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_VOUT_MODE_DEFAULT);
|
||||
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_COMMAND);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_VOUT_COMMAND_DEFAULT);
|
||||
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_MAX);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_VOUT_MAX_DEFAULT);
|
||||
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_MARGIN_HIGH);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_VOUT_MARGIN_HIGH_DEFAULT);
|
||||
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_MARGIN_LOW);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_VOUT_MARGIN_LOW_DEFAULT);
|
||||
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_TRANSITION_RATE);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_VOUT_TRANSITION_RATE_DEFAULT);
|
||||
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_OV_FAULT_LIMIT);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_VOUT_OV_FAULT_LIMIT_DEFAULT);
|
||||
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_OT_FAULT_LIMIT);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_OT_FAULT_LIMIT_DEFAULT);
|
||||
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_OT_WARN_LIMIT);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_OT_WARN_LIMIT_DEFAULT);
|
||||
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VIN_OV_WARN_LIMIT);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_VIN_OV_WARN_LIMIT_DEFAULT);
|
||||
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VIN_UV_WARN_LIMIT);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_VIN_UV_WARN_LIMIT_DEFAULT);
|
||||
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_IIN_OC_FAULT_LIMIT);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_IIN_OC_FAULT_LIMIT_DEFAULT);
|
||||
|
||||
i2c_value = i2c_get8(i2cdev, PMBUS_REVISION);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_REVISION_DEFAULT);
|
||||
}
|
||||
|
||||
static void raa228000_test_defaults(void *obj, void *data,
|
||||
QGuestAllocator *alloc)
|
||||
{
|
||||
uint16_t value, i2c_value;
|
||||
QI2CDevice *i2cdev = (QI2CDevice *)obj;
|
||||
|
||||
value = qmp_isl_pmbus_vr_get(TEST_ID, "vout[0]");
|
||||
g_assert_cmpuint(value, ==, 0);
|
||||
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_IOUT);
|
||||
g_assert_cmpuint(i2c_value, ==, 0);
|
||||
|
||||
value = qmp_isl_pmbus_vr_get(TEST_ID, "pout[0]");
|
||||
g_assert_cmpuint(value, ==, 0);
|
||||
|
||||
i2c_value = i2c_get8(i2cdev, PMBUS_CAPABILITY);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_CAPABILITY_DEFAULT);
|
||||
|
||||
i2c_value = i2c_get8(i2cdev, PMBUS_OPERATION);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_OPERATION_DEFAULT);
|
||||
|
||||
i2c_value = i2c_get8(i2cdev, PMBUS_ON_OFF_CONFIG);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_ON_OFF_CONFIG_DEFAULT);
|
||||
|
||||
i2c_value = i2c_get8(i2cdev, PMBUS_VOUT_MODE);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_VOUT_MODE_DEFAULT);
|
||||
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_COMMAND);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_VOUT_COMMAND_DEFAULT);
|
||||
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_MAX);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_VOUT_MAX_DEFAULT);
|
||||
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_MARGIN_HIGH);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_VOUT_MARGIN_HIGH_DEFAULT);
|
||||
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_MARGIN_LOW);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_VOUT_MARGIN_LOW_DEFAULT);
|
||||
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_TRANSITION_RATE);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_VOUT_TRANSITION_RATE_DEFAULT);
|
||||
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_OV_FAULT_LIMIT);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_VOUT_OV_FAULT_LIMIT_DEFAULT);
|
||||
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_OT_FAULT_LIMIT);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_OT_FAULT_LIMIT_DEFAULT);
|
||||
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_OT_WARN_LIMIT);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_OT_WARN_LIMIT_DEFAULT);
|
||||
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VIN_OV_WARN_LIMIT);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_VIN_OV_WARN_LIMIT_DEFAULT);
|
||||
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VIN_UV_WARN_LIMIT);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_VIN_UV_WARN_LIMIT_DEFAULT);
|
||||
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_IIN_OC_FAULT_LIMIT);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_IIN_OC_FAULT_LIMIT_DEFAULT);
|
||||
|
||||
i2c_value = i2c_get8(i2cdev, PMBUS_REVISION);
|
||||
g_assert_cmphex(i2c_value, ==, ISL_REVISION_DEFAULT);
|
||||
}
|
||||
|
||||
/* test qmp access */
|
||||
static void test_tx_rx(void *obj, void *data, QGuestAllocator *alloc)
|
||||
{
|
||||
uint16_t i2c_value, value;
|
||||
QI2CDevice *i2cdev = (QI2CDevice *)obj;
|
||||
|
||||
qmp_isl_pmbus_vr_set(TEST_ID, "vin[0]", 200);
|
||||
value = qmp_isl_pmbus_vr_get(TEST_ID, "vin[0]");
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_VIN);
|
||||
g_assert_cmpuint(value, ==, i2c_value);
|
||||
|
||||
qmp_isl_pmbus_vr_set(TEST_ID, "vout[0]", 2500);
|
||||
value = qmp_isl_pmbus_vr_get(TEST_ID, "vout[0]");
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_VOUT);
|
||||
g_assert_cmpuint(value, ==, i2c_value);
|
||||
|
||||
qmp_isl_pmbus_vr_set(TEST_ID, "iin[0]", 300);
|
||||
value = qmp_isl_pmbus_vr_get(TEST_ID, "iin[0]");
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_IIN);
|
||||
g_assert_cmpuint(value, ==, i2c_value);
|
||||
|
||||
qmp_isl_pmbus_vr_set(TEST_ID, "iout[0]", 310);
|
||||
value = qmp_isl_pmbus_vr_get(TEST_ID, "iout[0]");
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_IOUT);
|
||||
g_assert_cmpuint(value, ==, i2c_value);
|
||||
|
||||
qmp_isl_pmbus_vr_set(TEST_ID, "pin[0]", 100);
|
||||
value = qmp_isl_pmbus_vr_get(TEST_ID, "pin[0]");
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_PIN);
|
||||
g_assert_cmpuint(value, ==, i2c_value);
|
||||
|
||||
qmp_isl_pmbus_vr_set(TEST_ID, "pout[0]", 95);
|
||||
value = qmp_isl_pmbus_vr_get(TEST_ID, "pout[0]");
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_POUT);
|
||||
g_assert_cmpuint(value, ==, i2c_value);
|
||||
|
||||
qmp_isl_pmbus_vr_set(TEST_ID, "temp1[0]", 26);
|
||||
value = qmp_isl_pmbus_vr_get(TEST_ID, "temp1[0]");
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_TEMPERATURE_1);
|
||||
g_assert_cmpuint(value, ==, i2c_value);
|
||||
|
||||
qmp_isl_pmbus_vr_set(TEST_ID, "temp2[0]", 27);
|
||||
value = qmp_isl_pmbus_vr_get(TEST_ID, "temp2[0]");
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_TEMPERATURE_2);
|
||||
g_assert_cmpuint(value, ==, i2c_value);
|
||||
|
||||
qmp_isl_pmbus_vr_set(TEST_ID, "temp3[0]", 28);
|
||||
value = qmp_isl_pmbus_vr_get(TEST_ID, "temp3[0]");
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_TEMPERATURE_3);
|
||||
g_assert_cmpuint(value, ==, i2c_value);
|
||||
|
||||
}
|
||||
|
||||
/* test r/w registers */
|
||||
static void test_rw_regs(void *obj, void *data, QGuestAllocator *alloc)
|
||||
{
|
||||
uint16_t i2c_value;
|
||||
QI2CDevice *i2cdev = (QI2CDevice *)obj;
|
||||
|
||||
isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_VOUT_COMMAND, 0x1234);
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_COMMAND);
|
||||
g_assert_cmphex(i2c_value, ==, 0x1234);
|
||||
|
||||
isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_VOUT_TRIM, 0x4567);
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_TRIM);
|
||||
g_assert_cmphex(i2c_value, ==, 0x4567);
|
||||
|
||||
isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_VOUT_MAX, 0x9876);
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_MAX);
|
||||
g_assert_cmphex(i2c_value, ==, 0x9876);
|
||||
|
||||
isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_VOUT_MARGIN_HIGH, 0xABCD);
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_MARGIN_HIGH);
|
||||
g_assert_cmphex(i2c_value, ==, 0xABCD);
|
||||
|
||||
isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_VOUT_MARGIN_LOW, 0xA1B2);
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_MARGIN_LOW);
|
||||
g_assert_cmphex(i2c_value, ==, 0xA1B2);
|
||||
|
||||
isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_VOUT_TRANSITION_RATE, 0xDEF1);
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_TRANSITION_RATE);
|
||||
g_assert_cmphex(i2c_value, ==, 0xDEF1);
|
||||
|
||||
isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_VOUT_DROOP, 0x5678);
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_DROOP);
|
||||
g_assert_cmphex(i2c_value, ==, 0x5678);
|
||||
|
||||
isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_VOUT_MIN, 0x1234);
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_MIN);
|
||||
g_assert_cmphex(i2c_value, ==, 0x1234);
|
||||
|
||||
isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_VOUT_OV_FAULT_LIMIT, 0x2345);
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_OV_FAULT_LIMIT);
|
||||
g_assert_cmphex(i2c_value, ==, 0x2345);
|
||||
|
||||
isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_VOUT_UV_FAULT_LIMIT, 0xFA12);
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VOUT_UV_FAULT_LIMIT);
|
||||
g_assert_cmphex(i2c_value, ==, 0xFA12);
|
||||
|
||||
isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_OT_FAULT_LIMIT, 0xF077);
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_OT_FAULT_LIMIT);
|
||||
g_assert_cmphex(i2c_value, ==, 0xF077);
|
||||
|
||||
isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_OT_WARN_LIMIT, 0x7137);
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_OT_WARN_LIMIT);
|
||||
g_assert_cmphex(i2c_value, ==, 0x7137);
|
||||
|
||||
isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_VIN_OV_FAULT_LIMIT, 0x3456);
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VIN_OV_FAULT_LIMIT);
|
||||
g_assert_cmphex(i2c_value, ==, 0x3456);
|
||||
|
||||
isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_VIN_UV_FAULT_LIMIT, 0xBADA);
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_VIN_UV_FAULT_LIMIT);
|
||||
g_assert_cmphex(i2c_value, ==, 0xBADA);
|
||||
|
||||
isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_IIN_OC_FAULT_LIMIT, 0xB1B0);
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_IIN_OC_FAULT_LIMIT);
|
||||
g_assert_cmphex(i2c_value, ==, 0xB1B0);
|
||||
|
||||
i2c_set8(i2cdev, PMBUS_OPERATION, 0xA);
|
||||
i2c_value = i2c_get8(i2cdev, PMBUS_OPERATION);
|
||||
g_assert_cmphex(i2c_value, ==, 0xA);
|
||||
|
||||
i2c_set8(i2cdev, PMBUS_ON_OFF_CONFIG, 0x42);
|
||||
i2c_value = i2c_get8(i2cdev, PMBUS_ON_OFF_CONFIG);
|
||||
g_assert_cmphex(i2c_value, ==, 0x42);
|
||||
}
|
||||
|
||||
/* test that devices with multiple pages can switch between them */
|
||||
static void test_pages_rw(void *obj, void *data, QGuestAllocator *alloc)
|
||||
{
|
||||
uint16_t i2c_value;
|
||||
QI2CDevice *i2cdev = (QI2CDevice *)obj;
|
||||
|
||||
i2c_set8(i2cdev, PMBUS_PAGE, 1);
|
||||
i2c_value = i2c_get8(i2cdev, PMBUS_PAGE);
|
||||
g_assert_cmphex(i2c_value, ==, 1);
|
||||
|
||||
i2c_set8(i2cdev, PMBUS_PAGE, 0);
|
||||
i2c_value = i2c_get8(i2cdev, PMBUS_PAGE);
|
||||
g_assert_cmphex(i2c_value, ==, 0);
|
||||
}
|
||||
|
||||
/* test read-only registers */
|
||||
static void test_ro_regs(void *obj, void *data, QGuestAllocator *alloc)
|
||||
{
|
||||
uint16_t i2c_init_value, i2c_value;
|
||||
QI2CDevice *i2cdev = (QI2CDevice *)obj;
|
||||
|
||||
i2c_init_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_VIN);
|
||||
isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_READ_VIN, 0xBEEF);
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_VIN);
|
||||
g_assert_cmphex(i2c_init_value, ==, i2c_value);
|
||||
|
||||
i2c_init_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_IIN);
|
||||
isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_READ_IIN, 0xB00F);
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_IIN);
|
||||
g_assert_cmphex(i2c_init_value, ==, i2c_value);
|
||||
|
||||
i2c_init_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_VOUT);
|
||||
isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_READ_VOUT, 0x1234);
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_VOUT);
|
||||
g_assert_cmphex(i2c_init_value, ==, i2c_value);
|
||||
|
||||
i2c_init_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_IOUT);
|
||||
isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_READ_IOUT, 0x6547);
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_IOUT);
|
||||
g_assert_cmphex(i2c_init_value, ==, i2c_value);
|
||||
|
||||
i2c_init_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_TEMPERATURE_1);
|
||||
isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_READ_TEMPERATURE_1, 0x1597);
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_TEMPERATURE_1);
|
||||
g_assert_cmphex(i2c_init_value, ==, i2c_value);
|
||||
|
||||
i2c_init_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_TEMPERATURE_2);
|
||||
isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_READ_TEMPERATURE_2, 0x1897);
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_TEMPERATURE_2);
|
||||
g_assert_cmphex(i2c_init_value, ==, i2c_value);
|
||||
|
||||
i2c_init_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_TEMPERATURE_3);
|
||||
isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_READ_TEMPERATURE_3, 0x1007);
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_TEMPERATURE_3);
|
||||
g_assert_cmphex(i2c_init_value, ==, i2c_value);
|
||||
|
||||
i2c_init_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_PIN);
|
||||
isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_READ_PIN, 0xDEAD);
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_PIN);
|
||||
g_assert_cmphex(i2c_init_value, ==, i2c_value);
|
||||
|
||||
i2c_init_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_POUT);
|
||||
isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_READ_POUT, 0xD00D);
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_READ_POUT);
|
||||
g_assert_cmphex(i2c_init_value, ==, i2c_value);
|
||||
}
|
||||
|
||||
/* test voltage fault handling */
|
||||
static void test_voltage_faults(void *obj, void *data, QGuestAllocator *alloc)
|
||||
{
|
||||
uint16_t i2c_value;
|
||||
uint8_t i2c_byte;
|
||||
QI2CDevice *i2cdev = (QI2CDevice *)obj;
|
||||
|
||||
isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_VOUT_OV_WARN_LIMIT, 5000);
|
||||
qmp_isl_pmbus_vr_set(TEST_ID, "vout[0]", 5100);
|
||||
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_STATUS_WORD);
|
||||
i2c_byte = i2c_get8(i2cdev, PMBUS_STATUS_VOUT);
|
||||
g_assert_true((i2c_value & PB_STATUS_VOUT) != 0);
|
||||
g_assert_true((i2c_byte & PB_STATUS_VOUT_OV_WARN) != 0);
|
||||
|
||||
qmp_isl_pmbus_vr_set(TEST_ID, "vout[0]", 4500);
|
||||
i2c_set8(i2cdev, PMBUS_CLEAR_FAULTS, 0);
|
||||
i2c_byte = i2c_get8(i2cdev, PMBUS_STATUS_VOUT);
|
||||
g_assert_true((i2c_byte & PB_STATUS_VOUT_OV_WARN) == 0);
|
||||
|
||||
isl_pmbus_vr_i2c_set16(i2cdev, PMBUS_VOUT_UV_WARN_LIMIT, 4600);
|
||||
|
||||
i2c_value = isl_pmbus_vr_i2c_get16(i2cdev, PMBUS_STATUS_WORD);
|
||||
i2c_byte = i2c_get8(i2cdev, PMBUS_STATUS_VOUT);
|
||||
g_assert_true((i2c_value & PB_STATUS_VOUT) != 0);
|
||||
g_assert_true((i2c_byte & PB_STATUS_VOUT_UV_WARN) != 0);
|
||||
|
||||
}
|
||||
|
||||
static void isl_pmbus_vr_register_nodes(void)
|
||||
{
|
||||
QOSGraphEdgeOptions opts = {
|
||||
.extra_device_opts = "id=" TEST_ID ",address=0x43"
|
||||
};
|
||||
add_qi2c_address(&opts, &(QI2CAddress) { TEST_ADDR });
|
||||
|
||||
qos_node_create_driver("isl69260", i2c_device_create);
|
||||
qos_node_consumes("isl69260", "i2c-bus", &opts);
|
||||
|
||||
qos_add_test("test_defaults", "isl69260", test_defaults, NULL);
|
||||
qos_add_test("test_tx_rx", "isl69260", test_tx_rx, NULL);
|
||||
qos_add_test("test_rw_regs", "isl69260", test_rw_regs, NULL);
|
||||
qos_add_test("test_pages_rw", "isl69260", test_pages_rw, NULL);
|
||||
qos_add_test("test_ro_regs", "isl69260", test_ro_regs, NULL);
|
||||
qos_add_test("test_ov_faults", "isl69260", test_voltage_faults, NULL);
|
||||
|
||||
qos_node_create_driver("raa229004", i2c_device_create);
|
||||
qos_node_consumes("raa229004", "i2c-bus", &opts);
|
||||
|
||||
qos_add_test("test_tx_rx", "raa229004", test_tx_rx, NULL);
|
||||
qos_add_test("test_rw_regs", "raa229004", test_rw_regs, NULL);
|
||||
qos_add_test("test_pages_rw", "raa229004", test_pages_rw, NULL);
|
||||
qos_add_test("test_ov_faults", "raa229004", test_voltage_faults, NULL);
|
||||
|
||||
qos_node_create_driver("raa228000", i2c_device_create);
|
||||
qos_node_consumes("raa228000", "i2c-bus", &opts);
|
||||
|
||||
qos_add_test("test_defaults", "raa228000", raa228000_test_defaults, NULL);
|
||||
qos_add_test("test_tx_rx", "raa228000", test_tx_rx, NULL);
|
||||
qos_add_test("test_rw_regs", "raa228000", test_rw_regs, NULL);
|
||||
qos_add_test("test_ov_faults", "raa228000", test_voltage_faults, NULL);
|
||||
}
|
||||
libqos_init(isl_pmbus_vr_register_nodes);
|
||||
|
|
@ -245,6 +245,7 @@ qos_test_ss.add(
|
|||
'es1370-test.c',
|
||||
'ipoctal232-test.c',
|
||||
'lsm303dlhc-mag-test.c',
|
||||
'isl_pmbus_vr-test.c',
|
||||
'max34451-test.c',
|
||||
'megasas-test.c',
|
||||
'ne2000-test.c',
|
||||
|
|
|
|||
Loading…
Reference in New Issue