#include "qemu/module.h"
#include "hw/irq.h"
#include "exec/memory.h"
-#include "hw/ppc/ppc.h"
+#include "hw/ppc/ppc4xx.h"
#include "hw/qdev-properties.h"
#include "hw/pci/pci.h"
#include "sysemu/block-backend.h"
typedef struct ppc440_sdram_t {
uint32_t addr;
int nbanks;
- MemoryRegion containers[4]; /* used for clipping */
- MemoryRegion *ram_memories;
- hwaddr ram_bases[4];
- hwaddr ram_sizes[4];
- uint32_t bcr[4];
+ Ppc4xxSdramBank bank[4];
} ppc440_sdram_t;
enum {
static void sdram_set_bcr(ppc440_sdram_t *sdram, int i,
uint32_t bcr, int enabled)
{
- if (sdram->bcr[i] & 1) {
+ if (sdram->bank[i].bcr & 1) {
/* First unmap RAM if enabled */
memory_region_del_subregion(get_system_memory(),
- &sdram->containers[i]);
- memory_region_del_subregion(&sdram->containers[i],
- &sdram->ram_memories[i]);
- object_unparent(OBJECT(&sdram->containers[i]));
+ &sdram->bank[i].container);
+ memory_region_del_subregion(&sdram->bank[i].container,
+ &sdram->bank[i].ram);
+ object_unparent(OBJECT(&sdram->bank[i].container));
}
- sdram->bcr[i] = bcr & 0xffe0ffc1;
+ sdram->bank[i].bcr = bcr & 0xffe0ffc1;
if (enabled && (bcr & 1)) {
- memory_region_init(&sdram->containers[i], NULL, "sdram-containers",
+ memory_region_init(&sdram->bank[i].container, NULL, "sdram-container",
sdram_size(bcr));
- memory_region_add_subregion(&sdram->containers[i], 0,
- &sdram->ram_memories[i]);
+ memory_region_add_subregion(&sdram->bank[i].container, 0,
+ &sdram->bank[i].ram);
memory_region_add_subregion(get_system_memory(),
sdram_base(bcr),
- &sdram->containers[i]);
+ &sdram->bank[i].container);
}
}
int i;
for (i = 0; i < sdram->nbanks; i++) {
- if (sdram->ram_sizes[i] != 0) {
- sdram_set_bcr(sdram, i, sdram_bcr(sdram->ram_bases[i],
- sdram->ram_sizes[i]), 1);
+ if (sdram->bank[i].size != 0) {
+ sdram_set_bcr(sdram, i, sdram_bcr(sdram->bank[i].base,
+ sdram->bank[i].size), 1);
} else {
sdram_set_bcr(sdram, i, 0, 0);
}
case SDRAM_R1BAS:
case SDRAM_R2BAS:
case SDRAM_R3BAS:
- if (sdram->ram_sizes[dcrn - SDRAM_R0BAS]) {
- ret = sdram_bcr(sdram->ram_bases[dcrn - SDRAM_R0BAS],
- sdram->ram_sizes[dcrn - SDRAM_R0BAS]);
+ if (sdram->bank[dcrn - SDRAM_R0BAS].size) {
+ ret = sdram_bcr(sdram->bank[dcrn - SDRAM_R0BAS].base,
+ sdram->bank[dcrn - SDRAM_R0BAS].size);
}
break;
case SDRAM_CONF1HB:
int do_init)
{
ppc440_sdram_t *sdram;
+ int i;
sdram = g_malloc0(sizeof(*sdram));
sdram->nbanks = nbanks;
- sdram->ram_memories = ram_memories;
- memcpy(sdram->ram_bases, ram_bases, nbanks * sizeof(hwaddr));
- memcpy(sdram->ram_sizes, ram_sizes, nbanks * sizeof(hwaddr));
+ for (i = 0; i < nbanks; i++) {
+ sdram->bank[i].ram = ram_memories[i];
+ sdram->bank[i].base = ram_bases[i];
+ sdram->bank[i].size = ram_sizes[i];
+ }
qemu_register_reset(&sdram_reset, sdram);
ppc_dcr_register(env, SDRAM0_CFGADDR,
sdram, &dcr_read_sdram, &dcr_write_sdram);
struct ppc4xx_sdram_t {
uint32_t addr;
int nbanks;
- MemoryRegion containers[4]; /* used for clipping */
- MemoryRegion *ram_memories;
- hwaddr ram_bases[4];
- hwaddr ram_sizes[4];
+ Ppc4xxSdramBank bank[4];
uint32_t besr0;
uint32_t besr1;
uint32_t bear;
uint32_t status;
uint32_t rtr;
uint32_t pmit;
- uint32_t bcr[4];
uint32_t tr;
uint32_t ecccfg;
uint32_t eccesr;
static void sdram_set_bcr(ppc4xx_sdram_t *sdram, int i,
uint32_t bcr, int enabled)
{
- if (sdram->bcr[i] & 0x00000001) {
+ if (sdram->bank[i].bcr & 0x00000001) {
/* Unmap RAM */
- trace_ppc4xx_sdram_unmap(sdram_base(sdram->bcr[i]),
- sdram_size(sdram->bcr[i]));
+ trace_ppc4xx_sdram_unmap(sdram_base(sdram->bank[i].bcr),
+ sdram_size(sdram->bank[i].bcr));
memory_region_del_subregion(get_system_memory(),
- &sdram->containers[i]);
- memory_region_del_subregion(&sdram->containers[i],
- &sdram->ram_memories[i]);
- object_unparent(OBJECT(&sdram->containers[i]));
+ &sdram->bank[i].container);
+ memory_region_del_subregion(&sdram->bank[i].container,
+ &sdram->bank[i].ram);
+ object_unparent(OBJECT(&sdram->bank[i].container));
}
- sdram->bcr[i] = bcr & 0xFFDEE001;
+ sdram->bank[i].bcr = bcr & 0xFFDEE001;
if (enabled && (bcr & 0x00000001)) {
trace_ppc4xx_sdram_map(sdram_base(bcr), sdram_size(bcr));
- memory_region_init(&sdram->containers[i], NULL, "sdram-containers",
+ memory_region_init(&sdram->bank[i].container, NULL, "sdram-container",
sdram_size(bcr));
- memory_region_add_subregion(&sdram->containers[i], 0,
- &sdram->ram_memories[i]);
+ memory_region_add_subregion(&sdram->bank[i].container, 0,
+ &sdram->bank[i].ram);
memory_region_add_subregion(get_system_memory(),
sdram_base(bcr),
- &sdram->containers[i]);
+ &sdram->bank[i].container);
}
}
int i;
for (i = 0; i < sdram->nbanks; i++) {
- if (sdram->ram_sizes[i] != 0) {
- sdram_set_bcr(sdram, i, sdram_bcr(sdram->ram_bases[i],
- sdram->ram_sizes[i]), 1);
+ if (sdram->bank[i].size != 0) {
+ sdram_set_bcr(sdram, i, sdram_bcr(sdram->bank[i].base,
+ sdram->bank[i].size), 1);
} else {
sdram_set_bcr(sdram, i, 0x00000000, 0);
}
int i;
for (i = 0; i < sdram->nbanks; i++) {
- trace_ppc4xx_sdram_unmap(sdram_base(sdram->bcr[i]),
- sdram_size(sdram->bcr[i]));
+ trace_ppc4xx_sdram_unmap(sdram_base(sdram->bank[i].bcr),
+ sdram_size(sdram->bank[i].bcr));
memory_region_del_subregion(get_system_memory(),
- &sdram->ram_memories[i]);
+ &sdram->bank[i].ram);
}
}
ret = sdram->pmit;
break;
case 0x40: /* SDRAM_B0CR */
- ret = sdram->bcr[0];
+ ret = sdram->bank[0].bcr;
break;
case 0x44: /* SDRAM_B1CR */
- ret = sdram->bcr[1];
+ ret = sdram->bank[1].bcr;
break;
case 0x48: /* SDRAM_B2CR */
- ret = sdram->bcr[2];
+ ret = sdram->bank[2].bcr;
break;
case 0x4C: /* SDRAM_B3CR */
- ret = sdram->bcr[3];
+ ret = sdram->bank[3].bcr;
break;
case 0x80: /* SDRAM_TR */
ret = -1; /* ? */
int do_init)
{
ppc4xx_sdram_t *sdram;
+ int i;
sdram = g_new0(ppc4xx_sdram_t, 1);
sdram->irq = irq;
sdram->nbanks = nbanks;
- sdram->ram_memories = ram_memories;
- memcpy(sdram->ram_bases, ram_bases, nbanks * sizeof(hwaddr));
- memcpy(sdram->ram_sizes, ram_sizes, nbanks * sizeof(hwaddr));
+ for (i = 0; i < nbanks; i++) {
+ sdram->bank[i].ram = ram_memories[i];
+ sdram->bank[i].base = ram_bases[i];
+ sdram->bank[i].size = ram_sizes[i];
+ }
qemu_register_reset(&sdram_reset, sdram);
ppc_dcr_register(env, SDRAM0_CFGADDR,
sdram, &dcr_read_sdram, &dcr_write_sdram);