diff options
Diffstat (limited to 'gfxnvidia.c')
| -rw-r--r-- | gfxnvidia.c | 33 |
1 files changed, 27 insertions, 6 deletions
diff --git a/gfxnvidia.c b/gfxnvidia.c index e5c07dda..18525a69 100644 --- a/gfxnvidia.c +++ b/gfxnvidia.c @@ -29,7 +29,9 @@ #define GFXNVIDIA_MEMMAP_MASK ((1 << 17) - 1) #define GFXNVIDIA_MEMMAP_SIZE (16 * 1024 * 1024) -static uint8_t *nvidia_bar; +struct gfxnvidia_data { + uint8_t *nvidia_bar; +}; static const struct dev_entry gfx_nvidia[] = { {0x10de, 0x0010, NT, "NVIDIA", "Mutara V08 [NV2]" }, @@ -62,13 +64,23 @@ static const struct dev_entry gfx_nvidia[] = { static void gfxnvidia_chip_writeb(const struct flashctx *flash, uint8_t val, chipaddr addr) { - pci_mmio_writeb(val, nvidia_bar + (addr & GFXNVIDIA_MEMMAP_MASK)); + const struct gfxnvidia_data *data = flash->mst->par.data; + + pci_mmio_writeb(val, data->nvidia_bar + (addr & GFXNVIDIA_MEMMAP_MASK)); } static uint8_t gfxnvidia_chip_readb(const struct flashctx *flash, const chipaddr addr) { - return pci_mmio_readb(nvidia_bar + (addr & GFXNVIDIA_MEMMAP_MASK)); + const struct gfxnvidia_data *data = flash->mst->par.data; + + return pci_mmio_readb(data->nvidia_bar + (addr & GFXNVIDIA_MEMMAP_MASK)); +} + +static int gfxnvidia_shutdown(void *par_data) +{ + free(par_data); + return 0; } static const struct par_master par_master_gfxnvidia = { @@ -80,12 +92,14 @@ static const struct par_master par_master_gfxnvidia = { .chip_writew = fallback_chip_writew, .chip_writel = fallback_chip_writel, .chip_writen = fallback_chip_writen, + .shutdown = gfxnvidia_shutdown, }; static int gfxnvidia_init(void) { struct pci_dev *dev = NULL; uint32_t reg32; + uint8_t *bar; dev = pcidev_init(gfx_nvidia, PCI_BASE_ADDRESS_0); if (!dev) @@ -98,9 +112,16 @@ static int gfxnvidia_init(void) io_base_addr += 0x300000; msg_pinfo("Detected NVIDIA I/O base address: 0x%x.\n", io_base_addr); - nvidia_bar = rphysmap("NVIDIA", io_base_addr, GFXNVIDIA_MEMMAP_SIZE); - if (nvidia_bar == ERROR_PTR) + bar = rphysmap("NVIDIA", io_base_addr, GFXNVIDIA_MEMMAP_SIZE); + if (bar == ERROR_PTR) + return 1; + + struct gfxnvidia_data *data = calloc(1, sizeof(*data)); + if (!data) { + msg_perr("Unable to allocate space for PAR master data\n"); return 1; + } + data->nvidia_bar = bar; /* Allow access to flash interface (will disable screen). */ reg32 = pci_read_long(dev, 0x50); @@ -109,7 +130,7 @@ static int gfxnvidia_init(void) /* Write/erase doesn't work. */ programmer_may_write = 0; - return register_par_master(&par_master_gfxnvidia, BUS_PARALLEL, NULL); + return register_par_master(&par_master_gfxnvidia, BUS_PARALLEL, data); } const struct programmer_entry programmer_gfxnvidia = { |