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openpic: Remove unused code 

The openpic code had a few WIP bits left that nobody reanimated within
the last few years. Remove that code.

Signed-off-by: Alexander Graf <agraf@suse.de>
Acked-by: Hervé Poussineau <hpoussin@reactos.org>
This commit is contained in:
Alexander Graf 2012-12-06 15:59:27 +01:00
parent 8b1853e7d8
commit 38898d7ed8
1 changed files with 0 additions and 163 deletions
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163
hw/openpic.c
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@ -46,27 +46,8 @@
#define DPRINTF(fmt, ...) do { } while (0)
#endif
#define USE_MPCxxx /* Intel model is broken, for now */
#if defined (USE_INTEL_GW80314)
/* Intel GW80314 I/O Companion chip */
#define MAX_CPU 4
#define MAX_IRQ 32
#define MAX_DBL 4
#define MAX_MBX 4
#define MAX_TMR 4
#define VECTOR_BITS 8
#define MAX_IPI 4
#define VID (0x00000000)
#elif defined(USE_MPCxxx)
#define MAX_CPU 15
#define MAX_IRQ 128
#define MAX_DBL 0
#define MAX_MBX 0
#define MAX_TMR 4
#define VECTOR_BITS 8
#define MAX_IPI 4
@ -149,12 +130,6 @@ enum mpic_ide_bits {
IDR_P0 = 0,
};
#else
#error "Please select which OpenPic implementation is to be emulated"
#endif
#define OPENPIC_PAGE_SIZE 4096
#define BF_WIDTH(_bits_) \
(((_bits_) + (sizeof(uint32_t) * 8) - 1) / (sizeof(uint32_t) * 8))
@ -250,19 +225,6 @@ typedef struct openpic_t {
uint32_t ticc; /* Global timer current count register */
uint32_t tibc; /* Global timer base count register */
} timers[MAX_TMR];
#if MAX_DBL > 0
/* Doorbell registers */
uint32_t dar; /* Doorbell activate register */
struct {
uint32_t dmr; /* Doorbell messaging register */
} doorbells[MAX_DBL];
#endif
#if MAX_MBX > 0
/* Mailbox registers */
struct {
uint32_t mbr; /* Mailbox register */
} mailboxes[MAX_MAILBOXES];
#endif
/* IRQ out is used when in bypass mode (not implemented) */
qemu_irq irq_out;
int max_irq;
@ -470,19 +432,6 @@ static void openpic_reset (void *opaque)
opp->timers[i].ticc = 0x00000000;
opp->timers[i].tibc = 0x80000000;
}
/* Initialise doorbells */
#if MAX_DBL > 0
opp->dar = 0x00000000;
for (i = 0; i < MAX_DBL; i++) {
opp->doorbells[i].dmr = 0x00000000;
}
#endif
/* Initialise mailboxes */
#if MAX_MBX > 0
for (i = 0; i < MAX_MBX; i++) { /* ? */
opp->mailboxes[i].mbr = 0x00000000;
}
#endif
/* Go out of RESET state */
opp->glbc = 0x00000000;
}
@ -518,84 +467,6 @@ static inline void write_IRQreg_ipvp(openpic_t *opp, int n_IRQ, uint32_t val)
opp->src[n_IRQ].ipvp);
}
#if 0 // Code provision for Intel model
#if MAX_DBL > 0
static uint32_t read_doorbell_register (openpic_t *opp,
int n_dbl, uint32_t offset)
{
uint32_t retval;
switch (offset) {
case DBL_IPVP_OFFSET:
retval = read_IRQreg_ipvp(opp, IRQ_DBL0 + n_dbl);
break;
case DBL_IDE_OFFSET:
retval = read_IRQreg_ide(opp, IRQ_DBL0 + n_dbl);
break;
case DBL_DMR_OFFSET:
retval = opp->doorbells[n_dbl].dmr;
break;
}
return retval;
}
static void write_doorbell_register (penpic_t *opp, int n_dbl,
uint32_t offset, uint32_t value)
{
switch (offset) {
case DBL_IVPR_OFFSET:
write_IRQreg_ipvp(opp, IRQ_DBL0 + n_dbl, value);
break;
case DBL_IDE_OFFSET:
write_IRQreg_ide(opp, IRQ_DBL0 + n_dbl, value);
break;
case DBL_DMR_OFFSET:
opp->doorbells[n_dbl].dmr = value;
break;
}
}
#endif
#if MAX_MBX > 0
static uint32_t read_mailbox_register (openpic_t *opp,
int n_mbx, uint32_t offset)
{
uint32_t retval;
switch (offset) {
case MBX_MBR_OFFSET:
retval = opp->mailboxes[n_mbx].mbr;
break;
case MBX_IVPR_OFFSET:
retval = read_IRQreg_ipvp(opp, IRQ_MBX0 + n_mbx);
break;
case MBX_DMR_OFFSET:
retval = read_IRQreg_ide(opp, IRQ_MBX0 + n_mbx);
break;
}
return retval;
}
static void write_mailbox_register (openpic_t *opp, int n_mbx,
uint32_t address, uint32_t value)
{
switch (offset) {
case MBX_MBR_OFFSET:
opp->mailboxes[n_mbx].mbr = value;
break;
case MBX_IVPR_OFFSET:
write_IRQreg_ipvp(opp, IRQ_MBX0 + n_mbx, value);
break;
case MBX_DMR_OFFSET:
write_IRQreg_ide(opp, IRQ_MBX0 + n_mbx, value);
break;
}
}
#endif
#endif /* 0 : Code provision for Intel model */
static void openpic_gbl_write (void *opaque, hwaddr addr, uint32_t val)
{
openpic_t *opp = opaque;
@ -841,7 +712,6 @@ static void openpic_cpu_write_internal(void *opaque, hwaddr addr,
dst = &opp->dst[idx];
addr &= 0xFF0;
switch (addr) {
#if MAX_IPI > 0
case 0x40: /* IPIDR */
case 0x50:
case 0x60:
@ -853,7 +723,6 @@ static void openpic_cpu_write_internal(void *opaque, hwaddr addr,
openpic_set_irq(opp, opp->irq_ipi0 + idx, 1);
openpic_set_irq(opp, opp->irq_ipi0 + idx, 0);
break;
#endif
case 0x80: /* PCTP */
dst->pctp = val & 0x0000000F;
break;
@ -1109,20 +978,6 @@ static void openpic_save(QEMUFile* f, void *opaque)
qemu_put_be32s(f, &opp->timers[i].tibc);
}
#if MAX_DBL > 0
qemu_put_be32s(f, &opp->dar);
for (i = 0; i < MAX_DBL; i++) {
qemu_put_be32s(f, &opp->doorbells[i].dmr);
}
#endif
#if MAX_MBX > 0
for (i = 0; i < MAX_MAILBOXES; i++) {
qemu_put_be32s(f, &opp->mailboxes[i].mbr);
}
#endif
pci_device_save(&opp->pci_dev, f);
}
@ -1176,20 +1031,6 @@ static int openpic_load(QEMUFile* f, void *opaque, int version_id)
qemu_get_be32s(f, &opp->timers[i].tibc);
}
#if MAX_DBL > 0
qemu_get_be32s(f, &opp->dar);
for (i = 0; i < MAX_DBL; i++) {
qemu_get_be32s(f, &opp->doorbells[i].dmr);
}
#endif
#if MAX_MBX > 0
for (i = 0; i < MAX_MAILBOXES; i++) {
qemu_get_be32s(f, &opp->mailboxes[i].mbr);
}
#endif
return pci_device_load(&opp->pci_dev, f);
}
@ -1222,11 +1063,7 @@ qemu_irq *openpic_init (MemoryRegion **pmem, int nb_cpus,
for (; i < OPENPIC_IRQ_TIM0; i++) {
opp->src[i].type = IRQ_SPECIAL;
}
#if MAX_IPI > 0
m = OPENPIC_IRQ_IPI0;
#else
m = OPENPIC_IRQ_DBL0;
#endif
for (; i < m; i++) {
opp->src[i].type = IRQ_TIMER;
}