diff options
Diffstat (limited to 'hw/gt64xxx.c')
| -rw-r--r-- | hw/gt64xxx.c | 124 |
1 files changed, 113 insertions, 11 deletions
diff --git a/hw/gt64xxx.c b/hw/gt64xxx.c index f36e24abf..a9589c0b4 100644 --- a/hw/gt64xxx.c +++ b/hw/gt64xxx.c @@ -865,19 +865,31 @@ void gt64120_reset(void *opaque) { GT64120State *s = opaque; + /* FIXME: Malta specific hw assumptions ahead */ + /* CPU Configuration */ #ifdef TARGET_WORDS_BIGENDIAN s->regs[GT_CPU] = 0x00000000; #else s->regs[GT_CPU] = 0x00001000; #endif - s->regs[GT_MULTI] = 0x00000000; + s->regs[GT_MULTI] = 0x00000003; + + /* CPU Address decode */ + s->regs[GT_SCS10LD] = 0x00000000; + s->regs[GT_SCS10HD] = 0x00000007; + s->regs[GT_SCS32LD] = 0x00000008; + s->regs[GT_SCS32HD] = 0x0000000f; + s->regs[GT_CS20LD] = 0x000000e0; + s->regs[GT_CS20HD] = 0x00000070; + s->regs[GT_CS3BOOTLD] = 0x000000f8; + s->regs[GT_CS3BOOTHD] = 0x0000007f; - /* CPU Address decode FIXME: not complete*/ s->regs[GT_PCI0IOLD] = 0x00000080; s->regs[GT_PCI0IOHD] = 0x0000000f; s->regs[GT_PCI0M0LD] = 0x00000090; s->regs[GT_PCI0M0HD] = 0x0000001f; + s->regs[GT_ISD] = 0x000000a0; s->regs[GT_PCI0M1LD] = 0x00000790; s->regs[GT_PCI0M1HD] = 0x0000001f; s->regs[GT_PCI1IOLD] = 0x00000100; @@ -886,6 +898,12 @@ void gt64120_reset(void *opaque) s->regs[GT_PCI1M0HD] = 0x0000001f; s->regs[GT_PCI1M1LD] = 0x00000120; s->regs[GT_PCI1M1HD] = 0x0000002f; + + s->regs[GT_SCS10AR] = 0x00000000; + s->regs[GT_SCS32AR] = 0x00000008; + s->regs[GT_CS20R] = 0x000000e0; + s->regs[GT_CS3BOOTR] = 0x000000f8; + s->regs[GT_PCI0IOREMAP] = 0x00000080; s->regs[GT_PCI0M0REMAP] = 0x00000090; s->regs[GT_PCI0M1REMAP] = 0x00000790; @@ -900,6 +918,43 @@ void gt64120_reset(void *opaque) s->regs[GT_CPUERR_DATAHI] = 0xffffffff; s->regs[GT_CPUERR_PARITY] = 0x000000ff; + /* CPU Sync Barrier */ + s->regs[GT_PCI0SYNC] = 0x00000000; + s->regs[GT_PCI1SYNC] = 0x00000000; + + /* SDRAM and Device Address Decode */ + s->regs[GT_SCS0LD] = 0x00000000; + s->regs[GT_SCS0HD] = 0x00000007; + s->regs[GT_SCS1LD] = 0x00000008; + s->regs[GT_SCS1HD] = 0x0000000f; + s->regs[GT_SCS2LD] = 0x00000010; + s->regs[GT_SCS2HD] = 0x00000017; + s->regs[GT_SCS3LD] = 0x00000018; + s->regs[GT_SCS3HD] = 0x0000001f; + s->regs[GT_CS0LD] = 0x000000c0; + s->regs[GT_CS0HD] = 0x000000c7; + s->regs[GT_CS1LD] = 0x000000c8; + s->regs[GT_CS1HD] = 0x000000cf; + s->regs[GT_CS2LD] = 0x000000d0; + s->regs[GT_CS2HD] = 0x000000df; + s->regs[GT_CS3LD] = 0x000000f0; + s->regs[GT_CS3HD] = 0x000000fb; + s->regs[GT_BOOTLD] = 0x000000fc; + s->regs[GT_BOOTHD] = 0x000000ff; + s->regs[GT_ADERR] = 0xffffffff; + + /* SDRAM Configuration */ + s->regs[GT_SDRAM_CFG] = 0x00000200; + s->regs[GT_SDRAM_OPMODE] = 0x00000000; + s->regs[GT_SDRAM_BM] = 0x00000007; + s->regs[GT_SDRAM_ADDRDECODE] = 0x00000002; + + /* SDRAM Parameters */ + s->regs[GT_SDRAM_B0] = 0x00000005; + s->regs[GT_SDRAM_B1] = 0x00000005; + s->regs[GT_SDRAM_B2] = 0x00000005; + s->regs[GT_SDRAM_B3] = 0x00000005; + /* ECC */ s->regs[GT_ECC_ERRDATALO] = 0x00000000; s->regs[GT_ECC_ERRDATAHI] = 0x00000000; @@ -907,22 +962,69 @@ void gt64120_reset(void *opaque) s->regs[GT_ECC_CALC] = 0x00000000; s->regs[GT_ECC_ERRADDR] = 0x00000000; - /* SDRAM Parameters */ - s->regs[GT_SDRAM_B0] = 0x00000005; - s->regs[GT_SDRAM_B1] = 0x00000005; - s->regs[GT_SDRAM_B2] = 0x00000005; - s->regs[GT_SDRAM_B3] = 0x00000005; + /* Device Parameters */ + s->regs[GT_DEV_B0] = 0x386fffff; + s->regs[GT_DEV_B1] = 0x386fffff; + s->regs[GT_DEV_B2] = 0x386fffff; + s->regs[GT_DEV_B3] = 0x386fffff; + s->regs[GT_DEV_BOOT] = 0x146fffff; - /* PCI Internal FIXME: not complete*/ + /* DMA registers are all zeroed at reset */ + + /* Timer/Counter */ + s->regs[GT_TC0] = 0xffffffff; + s->regs[GT_TC1] = 0x00ffffff; + s->regs[GT_TC2] = 0x00ffffff; + s->regs[GT_TC3] = 0x00ffffff; + s->regs[GT_TC_CONTROL] = 0x00000000; + + /* PCI Internal */ #ifdef TARGET_WORDS_BIGENDIAN s->regs[GT_PCI0_CMD] = 0x00000000; - s->regs[GT_PCI1_CMD] = 0x00000000; #else s->regs[GT_PCI0_CMD] = 0x00010001; - s->regs[GT_PCI1_CMD] = 0x00010001; #endif - s->regs[GT_PCI0_IACK] = 0x00000000; + s->regs[GT_PCI0_TOR] = 0x0000070f; + s->regs[GT_PCI0_BS_SCS10] = 0x00fff000; + s->regs[GT_PCI0_BS_SCS32] = 0x00fff000; + s->regs[GT_PCI0_BS_CS20] = 0x01fff000; + s->regs[GT_PCI0_BS_CS3BT] = 0x00fff000; s->regs[GT_PCI1_IACK] = 0x00000000; + s->regs[GT_PCI0_IACK] = 0x00000000; + s->regs[GT_PCI0_BARE] = 0x0000000f; + s->regs[GT_PCI0_PREFMBR] = 0x00000040; + s->regs[GT_PCI0_SCS10_BAR] = 0x00000000; + s->regs[GT_PCI0_SCS32_BAR] = 0x01000000; + s->regs[GT_PCI0_CS20_BAR] = 0x1c000000; + s->regs[GT_PCI0_CS3BT_BAR] = 0x1f000000; + s->regs[GT_PCI0_SSCS10_BAR] = 0x00000000; + s->regs[GT_PCI0_SSCS32_BAR] = 0x01000000; + s->regs[GT_PCI0_SCS3BT_BAR] = 0x1f000000; +#ifdef TARGET_WORDS_BIGENDIAN + s->regs[GT_PCI1_CMD] = 0x00000000; +#else + s->regs[GT_PCI1_CMD] = 0x00010001; +#endif + s->regs[GT_PCI1_TOR] = 0x0000070f; + s->regs[GT_PCI1_BS_SCS10] = 0x00fff000; + s->regs[GT_PCI1_BS_SCS32] = 0x00fff000; + s->regs[GT_PCI1_BS_CS20] = 0x01fff000; + s->regs[GT_PCI1_BS_CS3BT] = 0x00fff000; + s->regs[GT_PCI1_BARE] = 0x0000000f; + s->regs[GT_PCI1_PREFMBR] = 0x00000040; + s->regs[GT_PCI1_SCS10_BAR] = 0x00000000; + s->regs[GT_PCI1_SCS32_BAR] = 0x01000000; + s->regs[GT_PCI1_CS20_BAR] = 0x1c000000; + s->regs[GT_PCI1_CS3BT_BAR] = 0x1f000000; + s->regs[GT_PCI1_SSCS10_BAR] = 0x00000000; + s->regs[GT_PCI1_SSCS32_BAR] = 0x01000000; + s->regs[GT_PCI1_SCS3BT_BAR] = 0x1f000000; + s->regs[GT_PCI1_CFGADDR] = 0x00000000; + s->regs[GT_PCI1_CFGDATA] = 0x00000000; + s->regs[GT_PCI0_CFGADDR] = 0x00000000; + s->regs[GT_PCI0_CFGDATA] = 0x00000000; + + /* Interrupt registers are all zeroed at reset */ gt64120_pci_mapping(s); } |