Revision 88045ac5
| b/hw/spapr_pci.c | ||
|---|---|---|
| 67 | 67 |
return ((arg >> 20) & 0xf00) | (arg & 0xff); |
| 68 | 68 |
} |
| 69 | 69 |
|
| 70 |
static uint32_t rtas_read_pci_config_do(PCIDevice *pci_dev, uint32_t addr, |
|
| 71 |
uint32_t limit, uint32_t len) |
|
| 72 |
{
|
|
| 73 |
if ((addr + len) <= limit) {
|
|
| 74 |
return pci_host_config_read_common(pci_dev, addr, limit, len); |
|
| 75 |
} else {
|
|
| 76 |
return ~0x0; |
|
| 77 |
} |
|
| 78 |
} |
|
| 79 |
|
|
| 80 |
static void rtas_write_pci_config_do(PCIDevice *pci_dev, uint32_t addr, |
|
| 81 |
uint32_t limit, uint32_t val, |
|
| 82 |
uint32_t len) |
|
| 83 |
{
|
|
| 84 |
if ((addr + len) <= limit) {
|
|
| 85 |
pci_host_config_write_common(pci_dev, addr, limit, val, len); |
|
| 86 |
} |
|
| 87 |
} |
|
| 88 |
|
|
| 70 | 89 |
static void rtas_ibm_read_pci_config(sPAPREnvironment *spapr, |
| 71 | 90 |
uint32_t token, uint32_t nargs, |
| 72 | 91 |
target_ulong args, |
| ... | ... | |
| 82 | 101 |
} |
| 83 | 102 |
size = rtas_ld(args, 3); |
| 84 | 103 |
addr = rtas_pci_cfgaddr(rtas_ld(args, 0)); |
| 85 |
val = pci_host_config_read_common(dev, addr, pci_config_size(dev), size);
|
|
| 104 |
val = rtas_read_pci_config_do(dev, addr, pci_config_size(dev), size);
|
|
| 86 | 105 |
rtas_st(rets, 0, 0); |
| 87 | 106 |
rtas_st(rets, 1, val); |
| 88 | 107 |
} |
| ... | ... | |
| 101 | 120 |
} |
| 102 | 121 |
size = rtas_ld(args, 1); |
| 103 | 122 |
addr = rtas_pci_cfgaddr(rtas_ld(args, 0)); |
| 104 |
val = pci_host_config_read_common(dev, addr, pci_config_size(dev), size);
|
|
| 123 |
val = rtas_read_pci_config_do(dev, addr, pci_config_size(dev), size);
|
|
| 105 | 124 |
rtas_st(rets, 0, 0); |
| 106 | 125 |
rtas_st(rets, 1, val); |
| 107 | 126 |
} |
| ... | ... | |
| 122 | 141 |
val = rtas_ld(args, 4); |
| 123 | 142 |
size = rtas_ld(args, 3); |
| 124 | 143 |
addr = rtas_pci_cfgaddr(rtas_ld(args, 0)); |
| 125 |
pci_host_config_write_common(dev, addr, pci_config_size(dev), val, size);
|
|
| 144 |
rtas_write_pci_config_do(dev, addr, pci_config_size(dev), val, size);
|
|
| 126 | 145 |
rtas_st(rets, 0, 0); |
| 127 | 146 |
} |
| 128 | 147 |
|
| ... | ... | |
| 141 | 160 |
val = rtas_ld(args, 2); |
| 142 | 161 |
size = rtas_ld(args, 1); |
| 143 | 162 |
addr = rtas_pci_cfgaddr(rtas_ld(args, 0)); |
| 144 |
pci_host_config_write_common(dev, addr, pci_config_size(dev), val, size);
|
|
| 163 |
rtas_write_pci_config_do(dev, addr, pci_config_size(dev), val, size);
|
|
| 145 | 164 |
rtas_st(rets, 0, 0); |
| 146 | 165 |
} |
| 147 | 166 |
|
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