* QEMU GT64120 PCI host
*
* Copyright (c) 2006,2007 Aurelien Jarno
- *
+ *
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* THE SOFTWARE.
*/
-#include "vl.h"
-
-typedef target_phys_addr_t pci_addr_t;
+#include "hw.h"
+#include "mips.h"
+#include "pci.h"
#include "pci_host.h"
+#include "pc.h"
//#define DEBUG
#ifdef DEBUG
-#define dprintf(fmt, ...) fprintf(stderr, "%s: " fmt, __FUNCTION__, ##__VA_ARGS__)
+#define DPRINTF(fmt, ...) fprintf(stderr, "%s: " fmt, __FUNCTION__, ##__VA_ARGS__)
#else
-#define dprintf(fmt, ...)
+#define DPRINTF(fmt, ...)
#endif
#define GT_REGS (0x1000 >> 2)
#define GT_PCI0_HICMASK (0xca4 >> 2)
#define GT_PCI1_SERR1MASK (0xca8 >> 2)
-
-typedef PCIHostState GT64120PCIState;
+#define PCI_MAPPING_ENTRY(regname) \
+ target_phys_addr_t regname ##_start; \
+ target_phys_addr_t regname ##_length; \
+ int regname ##_handle
typedef struct GT64120State {
- GT64120PCIState *pci;
+ SysBusDevice busdev;
+ PCIHostState pci;
uint32_t regs[GT_REGS];
- target_phys_addr_t PCI0IO_start;
- target_phys_addr_t PCI0IO_length;
+ PCI_MAPPING_ENTRY(PCI0IO);
+ PCI_MAPPING_ENTRY(ISD);
} GT64120State;
+/* Adjust range to avoid touching space which isn't mappable via PCI */
+/* XXX: Hardcoded values for Malta: 0x1e000000 - 0x1f100000
+ 0x1fc00000 - 0x1fd00000 */
+static void check_reserved_space (target_phys_addr_t *start,
+ target_phys_addr_t *length)
+{
+ target_phys_addr_t begin = *start;
+ target_phys_addr_t end = *start + *length;
+
+ if (end >= 0x1e000000LL && end < 0x1f100000LL)
+ end = 0x1e000000LL;
+ if (begin >= 0x1e000000LL && begin < 0x1f100000LL)
+ begin = 0x1f100000LL;
+ if (end >= 0x1fc00000LL && end < 0x1fd00000LL)
+ end = 0x1fc00000LL;
+ if (begin >= 0x1fc00000LL && begin < 0x1fd00000LL)
+ begin = 0x1fd00000LL;
+ /* XXX: This is broken when a reserved range splits the requested range */
+ if (end >= 0x1f100000LL && begin < 0x1e000000LL)
+ end = 0x1e000000LL;
+ if (end >= 0x1fd00000LL && begin < 0x1fc00000LL)
+ end = 0x1fc00000LL;
+
+ *start = begin;
+ *length = end - begin;
+}
+
+static void gt64120_isd_mapping(GT64120State *s)
+{
+ target_phys_addr_t start = s->regs[GT_ISD] << 21;
+ target_phys_addr_t length = 0x1000;
+
+ if (s->ISD_length)
+ cpu_register_physical_memory(s->ISD_start, s->ISD_length,
+ IO_MEM_UNASSIGNED);
+ check_reserved_space(&start, &length);
+ length = 0x1000;
+ /* Map new address */
+ DPRINTF("ISD: "TARGET_FMT_plx"@"TARGET_FMT_plx" -> "TARGET_FMT_plx"@"TARGET_FMT_plx", %x\n", s->ISD_length, s->ISD_start,
+ length, start, s->ISD_handle);
+ s->ISD_start = start;
+ s->ISD_length = length;
+ cpu_register_physical_memory(s->ISD_start, s->ISD_length, s->ISD_handle);
+}
+
static void gt64120_pci_mapping(GT64120State *s)
{
/* Update IO mapping */
if ((s->regs[GT_PCI0IOLD] & 0x7f) <= s->regs[GT_PCI0IOHD])
{
- /* Unmap old IO address */
+ /* Unmap old IO address */
if (s->PCI0IO_length)
{
- cpu_register_physical_memory(s->PCI0IO_start, s->PCI0IO_length, IO_MEM_UNASSIGNED);
+ cpu_register_physical_memory(s->PCI0IO_start, s->PCI0IO_length, IO_MEM_UNASSIGNED);
}
/* Map new IO address */
s->PCI0IO_start = s->regs[GT_PCI0IOLD] << 21;
GT64120State *s = opaque;
uint32_t saddr;
-#ifdef TARGET_WORDS_BIGENDIAN
- val = bswap32(val);
-#endif
+ if (!(s->regs[GT_CPU] & 0x00001000))
+ val = bswap32(val);
saddr = (addr & 0xfff) >> 2;
switch (saddr) {
case GT_PCI0M0LD:
s->regs[GT_PCI0M0LD] = val & 0x00007fff;
s->regs[GT_PCI0M0REMAP] = val & 0x000007ff;
- gt64120_pci_mapping(s);
break;
case GT_PCI0M1LD:
s->regs[GT_PCI0M1LD] = val & 0x00007fff;
s->regs[GT_PCI0M1REMAP] = val & 0x000007ff;
- gt64120_pci_mapping(s);
break;
case GT_PCI1IOLD:
s->regs[GT_PCI1IOLD] = val & 0x00007fff;
s->regs[GT_PCI1IOREMAP] = val & 0x000007ff;
- gt64120_pci_mapping(s);
break;
case GT_PCI1M0LD:
s->regs[GT_PCI1M0LD] = val & 0x00007fff;
s->regs[GT_PCI1M0REMAP] = val & 0x000007ff;
- gt64120_pci_mapping(s);
break;
case GT_PCI1M1LD:
s->regs[GT_PCI1M1LD] = val & 0x00007fff;
s->regs[GT_PCI1M1REMAP] = val & 0x000007ff;
- gt64120_pci_mapping(s);
break;
case GT_PCI0IOHD:
+ s->regs[saddr] = val & 0x0000007f;
+ gt64120_pci_mapping(s);
+ break;
case GT_PCI0M0HD:
case GT_PCI0M1HD:
case GT_PCI1IOHD:
case GT_PCI1M0HD:
case GT_PCI1M1HD:
s->regs[saddr] = val & 0x0000007f;
- gt64120_pci_mapping(s);
break;
+ case GT_ISD:
+ s->regs[saddr] = val & 0x00007fff;
+ gt64120_isd_mapping(s);
+ break;
+
case GT_PCI0IOREMAP:
case GT_PCI0M0REMAP:
case GT_PCI0M1REMAP:
case GT_PCI1M0REMAP:
case GT_PCI1M1REMAP:
s->regs[saddr] = val & 0x000007ff;
- gt64120_pci_mapping(s);
break;
/* CPU Error Report */
case GT_DEV_B3:
case GT_DEV_BOOT:
/* Not implemented */
- dprintf ("Unimplemented device register offset 0x%x\n", saddr << 2);
+ DPRINTF ("Unimplemented device register offset 0x%x\n", saddr << 2);
break;
/* ECC */
case GT_DMA2_CUR:
case GT_DMA3_CUR:
/* Not implemented */
- dprintf ("Unimplemented DMA register offset 0x%x\n", saddr << 2);
+ DPRINTF ("Unimplemented DMA register offset 0x%x\n", saddr << 2);
break;
/* DMA Channel Control */
case GT_DMA2_CTRL:
case GT_DMA3_CTRL:
/* Not implemented */
- dprintf ("Unimplemented DMA register offset 0x%x\n", saddr << 2);
+ DPRINTF ("Unimplemented DMA register offset 0x%x\n", saddr << 2);
break;
/* DMA Arbiter */
case GT_DMA_ARB:
/* Not implemented */
- dprintf ("Unimplemented DMA register offset 0x%x\n", saddr << 2);
+ DPRINTF ("Unimplemented DMA register offset 0x%x\n", saddr << 2);
break;
/* Timer/Counter */
case GT_TC3:
case GT_TC_CONTROL:
/* Not implemented */
- dprintf ("Unimplemented timer register offset 0x%x\n", saddr << 2);
+ DPRINTF ("Unimplemented timer register offset 0x%x\n", saddr << 2);
break;
/* PCI Internal */
/* not implemented */
break;
case GT_PCI0_CFGADDR:
- s->pci->config_reg = val & 0x80fffffc;
+ s->pci.config_reg = val & 0x80fffffc;
break;
case GT_PCI0_CFGDATA:
- if (s->pci->config_reg & (1u << 31))
- pci_host_data_writel(s->pci, 0, val);
+ if (!(s->regs[GT_PCI0_CMD] & 1) && (s->pci.config_reg & 0x00fff800))
+ val = bswap32(val);
+ if (s->pci.config_reg & (1u << 31))
+ pci_data_write(s->pci.bus, s->pci.config_reg, val, 4);
break;
/* Interrupts */
/* not really implemented */
s->regs[saddr] = ~(~(s->regs[saddr]) | ~(val & 0xfffffffe));
s->regs[saddr] |= !!(s->regs[saddr] & 0xfffffffe);
- dprintf("INTRCAUSE %x\n", val);
+ DPRINTF("INTRCAUSE %x\n", val);
break;
case GT_INTRMASK:
s->regs[saddr] = val & 0x3c3ffffe;
- dprintf("INTRMASK %x\n", val);
+ DPRINTF("INTRMASK %x\n", val);
break;
case GT_PCI0_ICMASK:
s->regs[saddr] = val & 0x03fffffe;
- dprintf("ICMASK %x\n", val);
+ DPRINTF("ICMASK %x\n", val);
break;
case GT_PCI0_SERR0MASK:
s->regs[saddr] = val & 0x0000003f;
- dprintf("SERR0MASK %x\n", val);
+ DPRINTF("SERR0MASK %x\n", val);
break;
/* Reserved when only PCI_0 is configured. */
break;
default:
- dprintf ("Bad register offset 0x%x\n", (int)addr);
+ DPRINTF ("Bad register offset 0x%x\n", (int)addr);
break;
}
}
uint32_t val;
uint32_t saddr;
- val = 0;
saddr = (addr & 0xfff) >> 2;
-
switch (saddr) {
/* CPU Configuration */
case GT_CPUERR_DATAHI:
case GT_CPUERR_PARITY:
/* Emulated memory has no error, always return the initial
- values */
+ values */
val = s->regs[saddr];
break;
/* Reading those register should empty all FIFO on the PCI
bus, which are not emulated. The return value should be
a random value that should be ignored. */
- val = 0xc000ffee;
+ val = 0xc000ffee;
break;
/* ECC */
case GT_ECC_CALC:
case GT_ECC_ERRADDR:
/* Emulated memory has no error, always return the initial
- values */
+ values */
val = s->regs[saddr];
break;
val = s->regs[saddr];
break;
case GT_PCI0_IACK:
- /* Read the IRQ number */
+ /* Read the IRQ number */
val = pic_read_irq(isa_pic);
break;
/* PCI Internal */
case GT_PCI0_CFGADDR:
- val = s->pci->config_reg;
+ val = s->pci.config_reg;
break;
case GT_PCI0_CFGDATA:
- if (!(s->pci->config_reg & (1u << 31)))
+ if (!(s->pci.config_reg & (1 << 31)))
val = 0xffffffff;
else
- val = pci_data_read(s->pci->bus, s->pci->config_reg, 4);
+ val = pci_data_read(s->pci.bus, s->pci.config_reg, 4);
+ if (!(s->regs[GT_PCI0_CMD] & 1) && (s->pci.config_reg & 0x00fff800))
+ val = bswap32(val);
break;
case GT_PCI0_CMD:
/* Interrupts */
case GT_INTRCAUSE:
val = s->regs[saddr];
- dprintf("INTRCAUSE %x\n", val);
+ DPRINTF("INTRCAUSE %x\n", val);
break;
case GT_INTRMASK:
val = s->regs[saddr];
- dprintf("INTRMASK %x\n", val);
+ DPRINTF("INTRMASK %x\n", val);
break;
case GT_PCI0_ICMASK:
val = s->regs[saddr];
- dprintf("ICMASK %x\n", val);
+ DPRINTF("ICMASK %x\n", val);
break;
case GT_PCI0_SERR0MASK:
val = s->regs[saddr];
- dprintf("SERR0MASK %x\n", val);
+ DPRINTF("SERR0MASK %x\n", val);
break;
/* Reserved when only PCI_0 is configured. */
default:
val = s->regs[saddr];
- dprintf ("Bad register offset 0x%x\n", (int)addr);
+ DPRINTF ("Bad register offset 0x%x\n", (int)addr);
break;
}
-#ifdef TARGET_WORDS_BIGENDIAN
- val = bswap32(val);
-#endif
+ if (!(s->regs[GT_CPU] & 0x00001000))
+ val = bswap32(val);
+
return val;
}
-static CPUWriteMemoryFunc *gt64120_write[] = {
+static CPUWriteMemoryFunc * const gt64120_write[] = {
>64120_writel,
>64120_writel,
>64120_writel,
};
-static CPUReadMemoryFunc *gt64120_read[] = {
+static CPUReadMemoryFunc * const gt64120_read[] = {
>64120_readl,
>64120_readl,
>64120_readl,
};
-static int pci_gt64120_map_irq(PCIDevice *pci_dev, int irq_num)
+static int gt64120_pci_map_irq(PCIDevice *pci_dev, int irq_num)
{
int slot;
}
}
-extern PCIDevice *piix4_dev;
static int pci_irq_levels[4];
-static void pci_gt64120_set_irq(qemu_irq *pic, int irq_num, int level)
+static void gt64120_pci_set_irq(void *opaque, int irq_num, int level)
{
int i, pic_irq, pic_level;
+ qemu_irq *pic = opaque;
pci_irq_levels[irq_num] = level;
}
-void gt64120_reset(void *opaque)
+static 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;
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;
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;
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;
+
+ /* 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 FIXME: not complete*/
+ /* 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;
-
- gt64120_pci_mapping(s);
-}
-
-static uint32_t gt64120_read_config(PCIDevice *d, uint32_t address, int len)
-{
- uint32_t val = pci_default_read_config(d, address, len);
+ 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
- val = bswap32(val);
+ s->regs[GT_PCI1_CMD] = 0x00000000;
+#else
+ s->regs[GT_PCI1_CMD] = 0x00010001;
#endif
- return val;
+ 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;
+
+ /* Interrupt registers are all zeroed at reset */
+
+ gt64120_isd_mapping(s);
+ gt64120_pci_mapping(s);
}
-static void gt64120_write_config(PCIDevice *d, uint32_t address, uint32_t val,
- int len)
+PCIBus *gt64120_register(qemu_irq *pic)
{
-#ifdef TARGET_WORDS_BIGENDIAN
- val = bswap32(val);
-#endif
- pci_default_write_config(d, address, val, len);
+ SysBusDevice *s;
+ GT64120State *d;
+ DeviceState *dev;
+
+ dev = qdev_create(NULL, "gt64120");
+ qdev_init_nofail(dev);
+ s = sysbus_from_qdev(dev);
+ d = FROM_SYSBUS(GT64120State, s);
+ d->pci.bus = pci_register_bus(&d->busdev.qdev, "pci",
+ gt64120_pci_set_irq, gt64120_pci_map_irq,
+ pic, PCI_DEVFN(18, 0), 4);
+ d->ISD_handle = cpu_register_io_memory(gt64120_read, gt64120_write, d,
+ DEVICE_NATIVE_ENDIAN);
+
+ pci_create_simple(d->pci.bus, PCI_DEVFN(0, 0), "gt64120_pci");
+ return d->pci.bus;
}
-static void gt64120_save(QEMUFile* f, void *opaque)
+static int gt64120_init(SysBusDevice *dev)
{
- PCIDevice *d = opaque;
- pci_device_save(d, f);
-}
+ GT64120State *s;
-static int gt64120_load(QEMUFile* f, void *opaque, int version_id)
-{
- PCIDevice *d = opaque;
- int ret;
-
- if (version_id != 1)
- return -EINVAL;
- ret = pci_device_load(d, f);
- if (ret < 0)
- return ret;
+ s = FROM_SYSBUS(GT64120State, dev);
+
+ /* FIXME: This value is computed from registers during reset, but some
+ devices (e.g. VGA card) need to know it when they are registered.
+ This also mean that changing the register to change the mapping
+ does not fully work. */
+ isa_mem_base = 0x10000000;
+ qemu_register_reset(gt64120_reset, s);
return 0;
}
-PCIBus *pci_gt64120_init(qemu_irq *pic)
+static int gt64120_pci_init(PCIDevice *d)
{
- GT64120State *s;
- PCIDevice *d;
- int gt64120;
-
- s = qemu_mallocz(sizeof(GT64120State));
- s->pci = qemu_mallocz(sizeof(GT64120PCIState));
- gt64120_reset(s);
-
- s->pci->bus = pci_register_bus(pci_gt64120_set_irq, pci_gt64120_map_irq,
- pic, 144, 4);
-
- gt64120 = cpu_register_io_memory(0, gt64120_read,
- gt64120_write, s);
- cpu_register_physical_memory(0x1be00000LL, 0x1000, gt64120);
+ /* FIXME: Malta specific hw assumptions ahead */
+ pci_set_word(d->config + PCI_COMMAND, 0);
+ pci_set_word(d->config + PCI_STATUS,
+ PCI_STATUS_FAST_BACK | PCI_STATUS_DEVSEL_MEDIUM);
+ pci_config_set_prog_interface(d->config, 0);
+ pci_set_long(d->config + PCI_BASE_ADDRESS_0, 0x00000008);
+ pci_set_long(d->config + PCI_BASE_ADDRESS_1, 0x01000008);
+ pci_set_long(d->config + PCI_BASE_ADDRESS_2, 0x1c000000);
+ pci_set_long(d->config + PCI_BASE_ADDRESS_3, 0x1f000000);
+ pci_set_long(d->config + PCI_BASE_ADDRESS_4, 0x14000000);
+ pci_set_long(d->config + PCI_BASE_ADDRESS_5, 0x14000001);
+ pci_set_byte(d->config + 0x3d, 0x01);
- d = pci_register_device(s->pci->bus, "GT64120 PCI Bus", sizeof(PCIDevice),
- 0, gt64120_read_config, gt64120_write_config);
+ return 0;
+}
- /* FIXME: Malta specific hw assumptions ahead */
+static PCIDeviceInfo gt64120_pci_info = {
+ .qdev.name = "gt64120_pci",
+ .qdev.size = sizeof(PCIDevice),
+ .init = gt64120_pci_init,
+ .vendor_id = PCI_VENDOR_ID_MARVELL,
+ .device_id = PCI_DEVICE_ID_MARVELL_GT6412X,
+ .revision = 0x10,
+ .class_id = PCI_CLASS_BRIDGE_HOST,
+};
- d->config[0x00] = 0xab; // vendor_id
- d->config[0x01] = 0x11;
- d->config[0x02] = 0x20; // device_id
- d->config[0x03] = 0x46;
-
- d->config[0x04] = 0x00;
- d->config[0x05] = 0x00;
- d->config[0x06] = 0x80;
- d->config[0x07] = 0x02;
-
- d->config[0x08] = 0x10;
- d->config[0x09] = 0x00;
- d->config[0x0A] = 0x00;
- d->config[0x0B] = 0x06;
-
- d->config[0x10] = 0x08;
- d->config[0x14] = 0x08;
- d->config[0x17] = 0x01;
- d->config[0x1B] = 0x1c;
- d->config[0x1F] = 0x1f;
- d->config[0x23] = 0x14;
- d->config[0x24] = 0x01;
- d->config[0x27] = 0x14;
- d->config[0x3D] = 0x01;
-
- register_savevm("GT64120 PCI Bus", 0, 1, gt64120_save, gt64120_load, d);
-
- return s->pci->bus;
+static void gt64120_pci_register_devices(void)
+{
+ sysbus_register_dev("gt64120", sizeof(GT64120State),
+ gt64120_init);
+ pci_qdev_register(>64120_pci_info);
}
+
+device_init(gt64120_pci_register_devices)