X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=drivers%2Fpci%2Fpci_auto.c;h=c20b981b89cd693c04bc3dfb203b653fa3ad5876;hb=ea393eb1d6a786fc2e895f90abb5f7e7541aef45;hp=acfda83ba50b325f0f2076c8e9544796f8629d91;hpb=9caeaadf508cd0e11ac5dfc56ab0f72e3b89a105;p=oweals%2Fu-boot.git diff --git a/drivers/pci/pci_auto.c b/drivers/pci/pci_auto.c index acfda83ba5..c20b981b89 100644 --- a/drivers/pci/pci_auto.c +++ b/drivers/pci/pci_auto.c @@ -15,8 +15,6 @@ #include -#ifdef CONFIG_PCI - #include #undef DEBUG @@ -28,9 +26,9 @@ #define PCIAUTO_IDE_MODE_MASK 0x05 -/* the user can define CFG_PCI_CACHE_LINE_SIZE to avoid problems */ -#ifndef CFG_PCI_CACHE_LINE_SIZE -#define CFG_PCI_CACHE_LINE_SIZE 8 +/* 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 #endif /* @@ -47,14 +45,14 @@ void pciauto_region_init(struct pci_region* res) res->bus_lower = res->bus_start ? res->bus_start : 0x1000; } -void pciauto_region_align(struct pci_region *res, unsigned long size) +void pciauto_region_align(struct pci_region *res, pci_size_t size) { res->bus_lower = ((res->bus_lower - 1) | (size - 1)) + 1; } -int pciauto_region_allocate(struct pci_region* res, unsigned int size, unsigned int *bar) +int pciauto_region_allocate(struct pci_region* res, pci_size_t size, pci_addr_t *bar) { - unsigned long addr; + pci_addr_t addr; if (!res) { DEBUGF("No resource"); @@ -70,13 +68,13 @@ int pciauto_region_allocate(struct pci_region* res, unsigned int size, unsigned res->bus_lower = addr + size; - DEBUGF("address=0x%lx bus_lower=%x", addr, res->bus_lower); + DEBUGF("address=0x%llx bus_lower=0x%llx", (u64)addr, (u64)res->bus_lower); *bar = addr; return 0; error: - *bar = 0xffffffff; + *bar = (pci_addr_t)-1; return -1; } @@ -90,7 +88,9 @@ void pciauto_setup_device(struct pci_controller *hose, struct pci_region *prefetch, struct pci_region *io) { - unsigned int bar_value, bar_response, bar_size; + unsigned int bar_response; + pci_addr_t bar_value; + pci_size_t bar_size; unsigned int cmdstat = 0; struct pci_region *bar_res; int bar, bar_nr = 0; @@ -116,33 +116,46 @@ void pciauto_setup_device(struct pci_controller *hose, & 0xffff) + 1; bar_res = io; - DEBUGF("PCI Autoconfig: BAR %d, I/O, size=0x%x, ", bar_nr, bar_size); + DEBUGF("PCI Autoconfig: BAR %d, I/O, size=0x%llx, ", bar_nr, (u64)bar_size); } else { if ( (bar_response & PCI_BASE_ADDRESS_MEM_TYPE_MASK) == - PCI_BASE_ADDRESS_MEM_TYPE_64) - found_mem64 = 1; + PCI_BASE_ADDRESS_MEM_TYPE_64) { + u32 bar_response_upper; + u64 bar64; + pci_hose_write_config_dword(hose, dev, bar+4, 0xffffffff); + pci_hose_read_config_dword(hose, dev, bar+4, &bar_response_upper); - bar_size = ~(bar_response & PCI_BASE_ADDRESS_MEM_MASK) + 1; + bar64 = ((u64)bar_response_upper << 32) | bar_response; + + bar_size = ~(bar64 & PCI_BASE_ADDRESS_MEM_MASK) + 1; + found_mem64 = 1; + } else { + bar_size = (u32)(~(bar_response & PCI_BASE_ADDRESS_MEM_MASK) + 1); + } if (prefetch && (bar_response & PCI_BASE_ADDRESS_MEM_PREFETCH)) bar_res = prefetch; else bar_res = mem; - DEBUGF("PCI Autoconfig: BAR %d, Mem, size=0x%x, ", bar_nr, bar_size); + DEBUGF("PCI Autoconfig: BAR %d, Mem, size=0x%llx, ", bar_nr, (u64)bar_size); } if (pciauto_region_allocate(bar_res, bar_size, &bar_value) == 0) { /* Write it out and update our limit */ - pci_hose_write_config_dword(hose, dev, bar, bar_value); + pci_hose_write_config_dword(hose, dev, bar, (u32)bar_value); - /* - * If we are a 64-bit decoder then increment to the - * upper 32 bits of the bar and force it to locate - * in the lower 4GB of memory. - */ if (found_mem64) { bar += 4; +#ifdef CONFIG_SYS_PCI_64BIT + pci_hose_write_config_dword(hose, dev, bar, (u32)(bar_value>>32)); +#else + /* + * If we are a 64-bit decoder then increment to the + * upper 32 bits of the bar and force it to locate + * in the lower 4GB of memory. + */ pci_hose_write_config_dword(hose, dev, bar, 0x00000000); +#endif } cmdstat |= (bar_response & PCI_BASE_ADDRESS_SPACE) ? @@ -156,7 +169,7 @@ void pciauto_setup_device(struct pci_controller *hose, pci_hose_write_config_dword(hose, dev, PCI_COMMAND, cmdstat); pci_hose_write_config_byte(hose, dev, PCI_CACHE_LINE_SIZE, - CFG_PCI_CACHE_LINE_SIZE); + CONFIG_SYS_PCI_CACHE_LINE_SIZE); pci_hose_write_config_byte(hose, dev, PCI_LATENCY_TIMER, 0x80); } @@ -291,35 +304,36 @@ void pciauto_config_init(struct pci_controller *hose) if (hose->pci_mem) { pciauto_region_init(hose->pci_mem); - DEBUGF("PCI Autoconfig: Bus Memory region: [%lx-%lx],\n" - "\t\tPhysical Memory [%x-%x]\n", - hose->pci_mem->bus_start, - hose->pci_mem->bus_start + hose->pci_mem->size - 1, - hose->pci_mem->phys_start, - hose->pci_mem->phys_start + hose->pci_mem->size - 1); + DEBUGF("PCI Autoconfig: Bus Memory region: [0x%llx-0x%llx],\n" + "\t\tPhysical Memory [%llx-%llxx]\n", + (u64)hose->pci_mem->bus_start, + (u64)(hose->pci_mem->bus_start + hose->pci_mem->size - 1), + (u64)hose->pci_mem->phys_start, + (u64)(hose->pci_mem->phys_start + hose->pci_mem->size - 1)); } if (hose->pci_prefetch) { pciauto_region_init(hose->pci_prefetch); - DEBUGF("PCI Autoconfig: Bus Prefetchable Mem: [%lx-%lx],\n" - "\t\tPhysical Memory [%x-%x]\n", - hose->pci_prefetch->bus_start, - hose->pci_prefetch->bus_start + hose->pci_prefetch->size - 1, - hose->pci_prefetch->phys_start, - hose->pci_prefetch->phys_start + - hose->pci_prefetch->size - 1); + DEBUGF("PCI Autoconfig: Bus Prefetchable Mem: [0x%llx-0x%llx],\n" + "\t\tPhysical Memory [%llx-%llx]\n", + (u64)hose->pci_prefetch->bus_start, + (u64)(hose->pci_prefetch->bus_start + + hose->pci_prefetch->size - 1), + (u64)hose->pci_prefetch->phys_start, + (u64)(hose->pci_prefetch->phys_start + + hose->pci_prefetch->size - 1)); } if (hose->pci_io) { pciauto_region_init(hose->pci_io); - DEBUGF("PCI Autoconfig: Bus I/O region: [%lx-%lx],\n" - "\t\tPhysical Memory: [%x-%x]\n", - hose->pci_io->bus_start, - hose->pci_io->bus_start + hose->pci_io->size - 1, - hose->pci_io->phys_start, - hose->pci_io->phys_start + hose->pci_io->size - 1); + DEBUGF("PCI Autoconfig: Bus I/O region: [0x%llx-0x%llx],\n" + "\t\tPhysical Memory: [%llx-%llx]\n", + (u64)hose->pci_io->bus_start, + (u64)(hose->pci_io->bus_start + hose->pci_io->size - 1), + (u64)hose->pci_io->phys_start, + (u64)(hose->pci_io->phys_start + hose->pci_io->size - 1)); } } @@ -383,7 +397,7 @@ int pciauto_config_device(struct pci_controller *hose, pci_dev_t dev) hose->current_busno++; break; -#ifdef CONFIG_MPC5200 +#if defined(CONFIG_PCIAUTO_SKIP_HOST_BRIDGE) case PCI_CLASS_BRIDGE_OTHER: DEBUGF("PCI Autoconfig: Skipping bridge device %d\n", PCI_DEV(dev)); @@ -408,5 +422,3 @@ int pciauto_config_device(struct pci_controller *hose, pci_dev_t dev) return sub_bus; } - -#endif /* CONFIG_PCI */