diff options
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/src/devices/pci.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/kernel/src/devices/pci.c b/kernel/src/devices/pci.c index 85c7b69..af0308a 100644 --- a/kernel/src/devices/pci.c +++ b/kernel/src/devices/pci.c @@ -19,7 +19,8 @@ void read_mcfgt() } mcfgt_cfg_addr = (uint64_t)((uint8_t *)mcfgt_addr + sizeof(MCFGT)); - map_addr((uint64_t)mcfgt_addr, (uint64_t)mcfgt_addr, sizeof(MCFGT)); + map_addr((uint64_t)mcfgt_addr, (uint64_t)mcfgt_addr, FLAG_PRESENT); + MCFGT *mcfgt = (MCFGT *)kalloc(sizeof(MCFGT)); memcpy(mcfgt, mcfgt_addr, sizeof(MCFGT)); len = (mcfgt->length - sizeof(MCFGT)) / 16; @@ -28,8 +29,6 @@ void read_mcfgt() config_space_mcfgt *cfg_space = (config_space_mcfgt *)kalloc(sizeof(config_space_mcfgt)); for (i = 0; i < len; i++) { - map_addr(mcfgt_cfg_addr, mcfgt_cfg_addr, - sizeof(config_space_mcfgt)); memcpy(cfg_space, (uint64_t *)mcfgt_cfg_addr, sizeof(config_space_mcfgt)); printf("addr: 0x%x, group: %d, start: %d, stop: %d\n", |