summaryrefslogtreecommitdiff
path: root/drivers/pci/pci_rom.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/pci/pci_rom.c')
-rw-r--r--drivers/pci/pci_rom.c119
1 files changed, 81 insertions, 38 deletions
diff --git a/drivers/pci/pci_rom.c b/drivers/pci/pci_rom.c
index f0dfe631490..438583aa017 100644
--- a/drivers/pci/pci_rom.c
+++ b/drivers/pci/pci_rom.c
@@ -26,6 +26,7 @@
#include <common.h>
#include <bios_emul.h>
+#include <bloblist.h>
#include <bootstage.h>
#include <dm.h>
#include <errno.h>
@@ -34,6 +35,7 @@
#include <malloc.h>
#include <pci.h>
#include <pci_rom.h>
+#include <spl.h>
#include <vesa.h>
#include <video.h>
#include <acpi/acpi_s3.h>
@@ -91,6 +93,7 @@ static int pci_rom_probe(struct udevice *dev, struct pci_rom_header **hdrp)
debug("%s: rom_address=%x\n", __func__, rom_address);
return -ENOENT;
}
+ rom_address &= PCI_ROM_ADDRESS_MASK;
/* Enable expansion ROM address decoding. */
dm_pci_write_config32(dev, PCI_ROM_ADDRESS,
@@ -254,14 +257,16 @@ int dm_pci_run_vga_bios(struct udevice *dev, int (*int15_handler)(void),
ret = pci_rom_probe(dev, &rom);
if (ret)
- return ret;
+ return log_msg_ret("pro", ret);
ret = pci_rom_load(rom, &ram, &alloced);
- if (ret)
+ if (ret) {
+ ret = log_msg_ret("ld", ret);
goto err;
+ }
if (!board_should_run_oprom(dev)) {
- ret = -ENXIO;
+ ret = log_msg_ret("run", -ENXIO);
goto err;
}
@@ -269,7 +274,7 @@ int dm_pci_run_vga_bios(struct udevice *dev, int (*int15_handler)(void),
defined(CONFIG_FRAMEBUFFER_VESA_MODE)
vesa_mode = CONFIG_FRAMEBUFFER_VESA_MODE;
#endif
- debug("Selected vesa mode %#x\n", vesa_mode);
+ debug("Selected vesa mode 0x%x\n", vesa_mode);
if (exec_method & PCI_ROM_USE_NATIVE) {
#ifdef CONFIG_X86
@@ -296,27 +301,31 @@ int dm_pci_run_vga_bios(struct udevice *dev, int (*int15_handler)(void),
}
if (emulate) {
-#ifdef CONFIG_BIOSEMU
- BE_VGAInfo *info;
-
- ret = biosemu_setup(dev, &info);
- if (ret)
- goto err;
- biosemu_set_interrupt_handler(0x15, int15_handler);
- ret = biosemu_run(dev, (uchar *)ram, 1 << 16, info,
- true, vesa_mode, &mode_info);
- if (ret)
- goto err;
-#endif
+ if (CONFIG_IS_ENABLED(BIOSEMU)) {
+ BE_VGAInfo *info;
+
+ log_debug("Running video BIOS with emulator...");
+ ret = biosemu_setup(dev, &info);
+ if (ret)
+ goto err;
+ biosemu_set_interrupt_handler(0x15, int15_handler);
+ ret = biosemu_run(dev, (uchar *)ram, 1 << 16, info,
+ true, vesa_mode, &mode_info);
+ log_debug("done\n");
+ if (ret)
+ goto err;
+ }
} else {
#if defined(CONFIG_X86) && (CONFIG_IS_ENABLED(X86_32BIT_INIT) || CONFIG_TPL)
+ log_debug("Running video BIOS...");
bios_set_interrupt_handler(0x15, int15_handler);
bios_run_on_x86(dev, (unsigned long)ram, vesa_mode,
&mode_info);
+ log_debug("done\n");
#endif
}
- debug("Final vesa mode %#x\n", mode_info.video_mode);
+ debug("Final vesa mode %x\n", mode_info.video_mode);
ret = 0;
err:
@@ -368,34 +377,68 @@ int vesa_setup_video(struct udevice *dev, int (*int15_handler)(void))
printf("Not available (previous bootloader prevents it)\n");
return -EPERM;
}
- bootstage_start(BOOTSTAGE_ID_ACCUM_LCD, "vesa display");
- ret = dm_pci_run_vga_bios(dev, int15_handler, PCI_ROM_USE_NATIVE |
- PCI_ROM_ALLOW_FALLBACK);
- bootstage_accum(BOOTSTAGE_ID_ACCUM_LCD);
- if (ret) {
- debug("failed to run video BIOS: %d\n", ret);
- return ret;
- }
- ret = vesa_setup_video_priv(&mode_info.vesa,
- mode_info.vesa.phys_base_ptr, uc_priv,
- plat);
- if (ret) {
- if (ret == -ENFILE) {
- /*
- * See video-uclass.c for how to set up reserved memory
- * in your video driver
- */
- log_err("CONFIG_VIDEO_COPY enabled but driver '%s' set up no reserved memory\n",
- dev->driver->name);
+ /* In U-Boot proper, collect the information added by SPL (see below) */
+ if (IS_ENABLED(CONFIG_SPL_VIDEO) && spl_phase() > PHASE_SPL &&
+ CONFIG_IS_ENABLED(BLOBLIST)) {
+ struct video_handoff *ho;
+
+ ho = bloblist_find(BLOBLISTT_U_BOOT_VIDEO, sizeof(*ho));
+ if (!ho)
+ return log_msg_ret("blf", -ENOENT);
+ plat->base = ho->fb;
+ plat->size = ho->size;
+ uc_priv->xsize = ho->xsize;
+ uc_priv->ysize = ho->ysize;
+ uc_priv->line_length = ho->line_length;
+ uc_priv->bpix = ho->bpix;
+ } else {
+ bootstage_start(BOOTSTAGE_ID_ACCUM_LCD, "vesa display");
+ ret = dm_pci_run_vga_bios(dev, int15_handler,
+ PCI_ROM_USE_NATIVE |
+ PCI_ROM_ALLOW_FALLBACK);
+ bootstage_accum(BOOTSTAGE_ID_ACCUM_LCD);
+ if (ret) {
+ debug("failed to run video BIOS: %d\n", ret);
+ return ret;
}
- debug("No video mode configured\n");
- return ret;
+ ret = vesa_setup_video_priv(&mode_info.vesa,
+ mode_info.vesa.phys_base_ptr,
+ uc_priv, plat);
+ if (ret) {
+ if (ret == -ENFILE) {
+ /*
+ * See video-uclass.c for how to set up reserved
+ * memory in your video driver
+ */
+ log_err("CONFIG_VIDEO_COPY enabled but driver '%s' set up no reserved memory\n",
+ dev->driver->name);
+ }
+
+ debug("No video mode configured\n");
+ return ret;
+ }
}
printf("Video: %dx%dx%d\n", uc_priv->xsize, uc_priv->ysize,
mode_info.vesa.bits_per_pixel);
+ /* In SPL, store the information for use by U-Boot proper */
+ if (spl_phase() == PHASE_SPL && CONFIG_IS_ENABLED(BLOBLIST)) {
+ struct video_handoff *ho;
+
+ ho = bloblist_add(BLOBLISTT_U_BOOT_VIDEO, sizeof(*ho), 0);
+ if (!ho)
+ return log_msg_ret("blc", -ENOMEM);
+
+ ho->fb = plat->base;
+ ho->size = plat->size;
+ ho->xsize = uc_priv->xsize;
+ ho->ysize = uc_priv->ysize;
+ ho->line_length = uc_priv->line_length;
+ ho->bpix = uc_priv->bpix;
+ }
+
return 0;
}
generated by cgit v1.2.3 (git 2.0.4) at 2025-08-04 04:16:01 +0000