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One bugfix and silent a fallthru warning. 

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Merge remote-tracking branch 'remotes/philmd-gitlab/tags/pflash-next-20190723' into staging

One bugfix and silent a fallthru warning.

# gpg: Signature made Tue 23 Jul 2019 10:33:34 BST
# gpg:                using RSA key E3E32C2CDEADC0DE
# gpg: Good signature from "Philippe Mathieu-Daudé (F4BUG) <f4bug@amsat.org>" [full]
# Primary key fingerprint: FAAB E75E 1291 7221 DCFD  6BB2 E3E3 2C2C DEAD C0DE

* remotes/philmd-gitlab/tags/pflash-next-20190723:
  hw/block/pflash_cfi02: Rewrite a fall through comment
  hw/block/pflash_cfi01: Add missing DeviceReset() handler

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2019-07-23 10:51:15 +01:00
parent ecb199b177 124e4cfaa4
commit cec9f94f2d
2 changed files with 20 additions and 1 deletions
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19
hw/block/pflash_cfi01.c
View File

@ -865,6 +865,24 @@ static void pflash_cfi01_realize(DeviceState *dev, Error **errp)
pfl->cfi_table[0x3f] = 0x01; /* Number of protection fields */
}
static void pflash_cfi01_system_reset(DeviceState *dev)
{
PFlashCFI01 *pfl = PFLASH_CFI01(dev);
/*
* The command 0x00 is not assigned by the CFI open standard,
* but QEMU historically uses it for the READ_ARRAY command (0xff).
*/
pfl->cmd = 0x00;
pfl->wcycle = 0;
memory_region_rom_device_set_romd(&pfl->mem, true);
/*
* The WSM ready timer occurs at most 150ns after system reset.
* This model deliberately ignores this delay.
*/
pfl->status = 0x80;
}
static Property pflash_cfi01_properties[] = {
DEFINE_PROP_DRIVE("drive", PFlashCFI01, blk),
/* num-blocks is the number of blocks actually visible to the guest,
@ -909,6 +927,7 @@ static void pflash_cfi01_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
dc->reset = pflash_cfi01_system_reset;
dc->realize = pflash_cfi01_realize;
dc->props = pflash_cfi01_properties;
dc->vmsd = &vmstate_pflash;

2
hw/block/pflash_cfi02.c
View File

@ -577,7 +577,7 @@ static void pflash_write(void *opaque, hwaddr offset, uint64_t value,
pfl->cmd = 0x98;
return;
}
/* No break here */
/* fall through */
default:
DPRINTF("%s: invalid write for command %02x\n",
__func__, pfl->cmd);