diff options
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/pci.c | 66 | ||||
| -rw-r--r-- | drivers/pci/pci_auto.c | 15 | ||||
| -rw-r--r-- | drivers/pci/pci_common.c | 70 |
3 files changed, 66 insertions, 85 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 5b6c6bc34e..157491c52d 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -186,72 +186,6 @@ pci_dev_t pci_find_devices(struct pci_device_id *ids, int index) return -1; } -/* - * - */ - -int __pci_hose_phys_to_bus(struct pci_controller *hose, - phys_addr_t phys_addr, - unsigned long flags, - unsigned long skip_mask, - pci_addr_t *ba) -{ - struct pci_region *res; - pci_addr_t bus_addr; - int i; - - for (i = 0; i < hose->region_count; i++) { - res = &hose->regions[i]; - - if (((res->flags ^ flags) & PCI_REGION_TYPE) != 0) - continue; - - if (res->flags & skip_mask) - continue; - - bus_addr = phys_addr - res->phys_start + res->bus_start; - - if (bus_addr >= res->bus_start && - bus_addr < res->bus_start + res->size) { - *ba = bus_addr; - return 0; - } - } - - return 1; -} - -pci_addr_t pci_hose_phys_to_bus (struct pci_controller *hose, - phys_addr_t phys_addr, - unsigned long flags) -{ - pci_addr_t bus_addr = 0; - int ret; - - if (!hose) { - puts("pci_hose_phys_to_bus: invalid hose\n"); - return bus_addr; - } - - /* - * if PCI_REGION_MEM is set we do a two pass search with preference - * on matches that don't have PCI_REGION_SYS_MEMORY set - */ - if ((flags & PCI_REGION_MEM) == PCI_REGION_MEM) { - ret = __pci_hose_phys_to_bus(hose, phys_addr, - flags, PCI_REGION_SYS_MEMORY, &bus_addr); - if (!ret) - return bus_addr; - } - - ret = __pci_hose_phys_to_bus(hose, phys_addr, flags, 0, &bus_addr); - - if (ret) - puts("pci_hose_phys_to_bus: invalid physical address\n"); - - return bus_addr; -} - int pci_hose_config_device(struct pci_controller *hose, pci_dev_t dev, unsigned long io, diff --git a/drivers/pci/pci_auto.c b/drivers/pci/pci_auto.c index e8da977673..7c109832f6 100644 --- a/drivers/pci/pci_auto.c +++ b/drivers/pci/pci_auto.c @@ -14,15 +14,12 @@ #include <errno.h> #include <pci.h> -#undef DEBUG #ifdef DEBUG #define DEBUGF(x...) printf(x) #else #define DEBUGF(x...) #endif /* DEBUG */ -#define PCIAUTO_IDE_MODE_MASK 0x05 - /* the user can define CONFIG_SYS_PCI_CACHE_LINE_SIZE to avoid problems */ #ifndef CONFIG_SYS_PCI_CACHE_LINE_SIZE #define CONFIG_SYS_PCI_CACHE_LINE_SIZE 8 @@ -425,7 +422,6 @@ int pciauto_config_device(struct pci_controller *hose, pci_dev_t dev) { unsigned int sub_bus = PCI_BUS(dev); unsigned short class; - unsigned char prg_iface; int n; pci_hose_read_config_word(hose, dev, PCI_CLASS_DEVICE, &class); @@ -461,17 +457,6 @@ int pciauto_config_device(struct pci_controller *hose, pci_dev_t dev) #endif break; - case PCI_CLASS_STORAGE_IDE: - pci_hose_read_config_byte(hose, dev, PCI_CLASS_PROG, &prg_iface); - if (!(prg_iface & PCIAUTO_IDE_MODE_MASK)) { - DEBUGF("PCI Autoconfig: Skipping legacy mode IDE controller\n"); - return sub_bus; - } - - pciauto_setup_device(hose, dev, 6, hose->pci_mem, - hose->pci_prefetch, hose->pci_io); - break; - case PCI_CLASS_BRIDGE_CARDBUS: /* * just do a minimal setup of the bridge, diff --git a/drivers/pci/pci_common.c b/drivers/pci/pci_common.c index 24c66bbef2..b9ff23f35b 100644 --- a/drivers/pci/pci_common.c +++ b/drivers/pci/pci_common.c @@ -182,10 +182,10 @@ u32 pci_read_bar32(struct pci_controller *hose, pci_dev_t dev, int barnum) } int __pci_hose_bus_to_phys(struct pci_controller *hose, - pci_addr_t bus_addr, - unsigned long flags, - unsigned long skip_mask, - phys_addr_t *pa) + pci_addr_t bus_addr, + unsigned long flags, + unsigned long skip_mask, + phys_addr_t *pa) { struct pci_region *res; int i; @@ -240,6 +240,68 @@ phys_addr_t pci_hose_bus_to_phys(struct pci_controller *hose, return phys_addr; } +int __pci_hose_phys_to_bus(struct pci_controller *hose, + phys_addr_t phys_addr, + unsigned long flags, + unsigned long skip_mask, + pci_addr_t *ba) +{ + struct pci_region *res; + pci_addr_t bus_addr; + int i; + + for (i = 0; i < hose->region_count; i++) { + res = &hose->regions[i]; + + if (((res->flags ^ flags) & PCI_REGION_TYPE) != 0) + continue; + + if (res->flags & skip_mask) + continue; + + bus_addr = phys_addr - res->phys_start + res->bus_start; + + if (bus_addr >= res->bus_start && + bus_addr < res->bus_start + res->size) { + *ba = bus_addr; + return 0; + } + } + + return 1; +} + +pci_addr_t pci_hose_phys_to_bus(struct pci_controller *hose, + phys_addr_t phys_addr, + unsigned long flags) +{ + pci_addr_t bus_addr = 0; + int ret; + + if (!hose) { + puts("pci_hose_phys_to_bus: invalid hose\n"); + return bus_addr; + } + + /* + * if PCI_REGION_MEM is set we do a two pass search with preference + * on matches that don't have PCI_REGION_SYS_MEMORY set + */ + if ((flags & PCI_REGION_MEM) == PCI_REGION_MEM) { + ret = __pci_hose_phys_to_bus(hose, phys_addr, + flags, PCI_REGION_SYS_MEMORY, &bus_addr); + if (!ret) + return bus_addr; + } + + ret = __pci_hose_phys_to_bus(hose, phys_addr, flags, 0, &bus_addr); + + if (ret) + puts("pci_hose_phys_to_bus: invalid physical address\n"); + + return bus_addr; +} + pci_dev_t pci_find_device(unsigned int vendor, unsigned int device, int index) { struct pci_device_id ids[2] = { {}, {0, 0} }; |
