diff options
Diffstat (limited to 'nicintel.c')
-rw-r--r-- | nicintel.c | 95 |
1 files changed, 54 insertions, 41 deletions
diff --git a/nicintel.c b/nicintel.c index 4672890f7..feb07b663 100644 --- a/nicintel.c +++ b/nicintel.c @@ -18,12 +18,15 @@ #include <stdlib.h> #include "flash.h" #include "programmer.h" -#include "hwaccess.h" +#include "hwaccess_physmap.h" +#include "platform/pci.h" -static uint8_t *nicintel_bar; -static uint8_t *nicintel_control_bar; +struct nicintel_data { + uint8_t *nicintel_bar; + uint8_t *nicintel_control_bar; +}; -const struct dev_entry nics_intel[] = { +static const struct dev_entry nics_intel[] = { {PCI_VENDOR_ID_INTEL, 0x1209, NT, "Intel", "8255xER/82551IT Fast Ethernet Controller"}, {PCI_VENDOR_ID_INTEL, 0x1229, OK, "Intel", "82557/8/9/0/1 Ethernet Pro 100"}, @@ -41,33 +44,42 @@ const struct dev_entry nics_intel[] = { #define CSR_FCR 0x0c static void nicintel_chip_writeb(const struct flashctx *flash, uint8_t val, - chipaddr addr); + chipaddr addr) +{ + const struct nicintel_data *data = flash->mst->par.data; + + pci_mmio_writeb(val, data->nicintel_bar + (addr & NICINTEL_MEMMAP_MASK)); +} + static uint8_t nicintel_chip_readb(const struct flashctx *flash, - const chipaddr addr); + const chipaddr addr) +{ + const struct nicintel_data *data = flash->mst->par.data; + + return pci_mmio_readb(data->nicintel_bar + (addr & NICINTEL_MEMMAP_MASK)); +} + +static int nicintel_shutdown(void *par_data) +{ + free(par_data); + return 0; +} + static const struct par_master par_master_nicintel = { - .chip_readb = nicintel_chip_readb, - .chip_readw = fallback_chip_readw, - .chip_readl = fallback_chip_readl, - .chip_readn = fallback_chip_readn, - .chip_writeb = nicintel_chip_writeb, - .chip_writew = fallback_chip_writew, - .chip_writel = fallback_chip_writel, - .chip_writen = fallback_chip_writen, + .chip_readb = nicintel_chip_readb, + .chip_writeb = nicintel_chip_writeb, + .shutdown = nicintel_shutdown, }; -int nicintel_init(void) +static int nicintel_init(const struct programmer_cfg *cfg) { struct pci_dev *dev = NULL; uintptr_t addr; - - /* Needed only for PCI accesses on some platforms. - * FIXME: Refactor that into get_mem_perms/rget_io_perms/get_pci_perms? - */ - if (rget_io_perms()) - return 1; + uint8_t *bar; + uint8_t *control_bar; /* FIXME: BAR2 is not available if the device uses the CardBus function. */ - dev = pcidev_init(nics_intel, PCI_BASE_ADDRESS_2); + dev = pcidev_init(cfg, nics_intel, PCI_BASE_ADDRESS_2); if (!dev) return 1; @@ -75,16 +87,16 @@ int nicintel_init(void) if (!addr) return 1; - nicintel_bar = rphysmap("Intel NIC flash", addr, NICINTEL_MEMMAP_SIZE); - if (nicintel_bar == ERROR_PTR) + bar = rphysmap("Intel NIC flash", addr, NICINTEL_MEMMAP_SIZE); + if (bar == ERROR_PTR) return 1; addr = pcidev_readbar(dev, PCI_BASE_ADDRESS_0); if (!addr) return 1; - nicintel_control_bar = rphysmap("Intel NIC control/status reg", addr, NICINTEL_CONTROL_MEMMAP_SIZE); - if (nicintel_control_bar == ERROR_PTR) + control_bar = rphysmap("Intel NIC control/status reg", addr, NICINTEL_CONTROL_MEMMAP_SIZE); + if (control_bar == ERROR_PTR) return 1; /* FIXME: This register is pretty undocumented in all publicly available @@ -96,22 +108,23 @@ int nicintel_init(void) * what we should do with it. Write 0x0001 because we have nothing * better to do with our time. */ - pci_rmmio_writew(0x0001, nicintel_control_bar + CSR_FCR); - - max_rom_decode.parallel = NICINTEL_MEMMAP_SIZE; - register_par_master(&par_master_nicintel, BUS_PARALLEL); + pci_rmmio_writew(0x0001, control_bar + CSR_FCR); - return 0; -} + struct nicintel_data *data = calloc(1, sizeof(*data)); + if (!data) { + msg_perr("Unable to allocate space for PAR master data\n"); + return 1; + } + data->nicintel_bar = bar; + data->nicintel_control_bar = control_bar; -static void nicintel_chip_writeb(const struct flashctx *flash, uint8_t val, - chipaddr addr) -{ - pci_mmio_writeb(val, nicintel_bar + (addr & NICINTEL_MEMMAP_MASK)); + max_rom_decode.parallel = NICINTEL_MEMMAP_SIZE; + return register_par_master(&par_master_nicintel, BUS_PARALLEL, data); } -static uint8_t nicintel_chip_readb(const struct flashctx *flash, - const chipaddr addr) -{ - return pci_mmio_readb(nicintel_bar + (addr & NICINTEL_MEMMAP_MASK)); -} +const struct programmer_entry programmer_nicintel = { + .name = "nicintel", + .type = PCI, + .devs.dev = nics_intel, + .init = nicintel_init, +}; |