diff options
Diffstat (limited to 'include/hw/ppc/ppc4xx.h')
| -rw-r--r-- | include/hw/ppc/ppc4xx.h | 63 |
1 files changed, 55 insertions, 8 deletions
diff --git a/include/hw/ppc/ppc4xx.h b/include/hw/ppc/ppc4xx.h index a1781afa8e..10c6dd535f 100644 --- a/include/hw/ppc/ppc4xx.h +++ b/include/hw/ppc/ppc4xx.h @@ -29,17 +29,18 @@ #include "exec/memory.h" #include "hw/sysbus.h" +typedef struct { + MemoryRegion ram; + MemoryRegion container; /* used for clipping */ + hwaddr base; + hwaddr size; + uint32_t bcr; +} Ppc4xxSdramBank; + void ppc4xx_sdram_banks(MemoryRegion *ram, int nr_banks, - MemoryRegion ram_memories[], - hwaddr ram_bases[], hwaddr ram_sizes[], + Ppc4xxSdramBank ram_banks[], const ram_addr_t sdram_bank_sizes[]); -void ppc4xx_sdram_init (CPUPPCState *env, qemu_irq irq, int nbanks, - MemoryRegion ram_memories[], - hwaddr *ram_bases, - hwaddr *ram_sizes, - int do_init); - #define TYPE_PPC4xx_PCI_HOST_BRIDGE "ppc4xx-pcihost" /* @@ -109,4 +110,50 @@ struct Ppc4xxEbcState { uint32_t cfg; }; +/* SDRAM DDR controller */ +#define SDR0_DDR0_DDRM_ENCODE(n) ((((unsigned long)(n)) & 0x03) << 29) +#define SDR0_DDR0_DDRM_DDR1 0x20000000 +#define SDR0_DDR0_DDRM_DDR2 0x40000000 + +#define TYPE_PPC4xx_SDRAM_DDR "ppc4xx-sdram-ddr" +OBJECT_DECLARE_SIMPLE_TYPE(Ppc4xxSdramDdrState, PPC4xx_SDRAM_DDR); +struct Ppc4xxSdramDdrState { + Ppc4xxDcrDeviceState parent_obj; + + MemoryRegion *dram_mr; + uint32_t nbanks; /* Banks to use from 4, e.g. when board has less slots */ + Ppc4xxSdramBank bank[4]; + qemu_irq irq; + + uint32_t addr; + uint32_t besr0; + uint32_t besr1; + uint32_t bear; + uint32_t cfg; + uint32_t status; + uint32_t rtr; + uint32_t pmit; + uint32_t tr; + uint32_t ecccfg; + uint32_t eccesr; +}; + +void ppc4xx_sdram_ddr_enable(Ppc4xxSdramDdrState *s); + +/* SDRAM DDR2 controller */ +#define TYPE_PPC4xx_SDRAM_DDR2 "ppc4xx-sdram-ddr2" +OBJECT_DECLARE_SIMPLE_TYPE(Ppc4xxSdramDdr2State, PPC4xx_SDRAM_DDR2); +struct Ppc4xxSdramDdr2State { + Ppc4xxDcrDeviceState parent_obj; + + MemoryRegion *dram_mr; + uint32_t nbanks; /* Banks to use from 4, e.g. when board has less slots */ + Ppc4xxSdramBank bank[4]; + + uint32_t addr; + uint32_t mcopt2; +}; + +void ppc4xx_sdram_ddr2_enable(Ppc4xxSdramDdr2State *s); + #endif /* PPC4XX_H */ |