Merge git://git.denx.de/u-boot-x86

grygoriyS · Mar 30, 2018 · 80a66a5 · 80a66a5
2 parents 0ca0a54 + 5d73292
commit 80a66a5
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Showing 5 changed files with 49 additions and 8 deletions.
diff --git a/arch/x86/include/asm/bootparam.h b/arch/x86/include/asm/bootparam.h
@@ -10,8 +10,11 @@
 #include <asm/video/edid.h>
 
 /* setup data types */
-#define SETUP_NONE			0
-#define SETUP_E820_EXT			1
+enum {
+	SETUP_NONE = 0,
+	SETUP_E820_EXT,
+	SETUP_DTB,
+};
 
 /* extensible setup data list node */
 struct setup_data {

diff --git a/arch/x86/lib/zimage.c b/arch/x86/lib/zimage.c
@@ -14,6 +14,7 @@
  */
 
 #include <common.h>
+#include <malloc.h>
 #include <asm/acpi_table.h>
 #include <asm/io.h>
 #include <asm/ptrace.h>
@@ -25,6 +26,7 @@
 #include <asm/arch/timestamp.h>
 #endif
 #include <linux/compiler.h>
+#include <linux/libfdt.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -95,6 +97,38 @@ static int get_boot_protocol(struct setup_header *hdr)
 	}
 }
 
+static int setup_device_tree(struct setup_header *hdr, const void *fdt_blob)
+{
+	int bootproto = get_boot_protocol(hdr);
+	struct setup_data *sd;
+	int size;
+
+	if (bootproto < 0x0209)
+		return -ENOTSUPP;
+
+	if (!fdt_blob)
+		return 0;
+
+	size = fdt_totalsize(fdt_blob);
+	if (size < 0)
+		return -EINVAL;
+
+	size += sizeof(struct setup_data);
+	sd = (struct setup_data *)malloc(size);
+	if (!sd) {
+		printf("Not enough memory for DTB setup data\n");
+		return -ENOMEM;
+	}
+
+	sd->next = hdr->setup_data;
+	sd->type = SETUP_DTB;
+	sd->len = fdt_totalsize(fdt_blob);
+	memcpy(sd->data, fdt_blob, sd->len);
+	hdr->setup_data = (unsigned long)sd;
+
+	return 0;
+}
+
 struct boot_params *load_zimage(char *image, unsigned long kernel_size,
 				ulong *load_addressp)
 {
@@ -261,6 +295,7 @@ int setup_zimage(struct boot_params *setup_base, char *cmd_line, int auto_boot,
 		hdr->acpi_rsdp_addr = acpi_get_rsdp_addr();
 #endif
 
+	setup_device_tree(hdr, (const void *)env_get_hex("fdtaddr", 0));
 	setup_video(&setup_base->screen_info);
 
 	return 0;

diff --git a/drivers/mmc/pci_mmc.c b/drivers/mmc/pci_mmc.c
@@ -29,11 +29,10 @@ static int pci_mmc_probe(struct udevice *dev)
 	struct pci_mmc_plat *plat = dev_get_platdata(dev);
 	struct pci_mmc_priv *priv = dev_get_priv(dev);
 	struct sdhci_host *host = &priv->host;
-	u32 ioaddr;
 	int ret;
 
-	dm_pci_read_config32(dev, PCI_BASE_ADDRESS_0, &ioaddr);
-	host->ioaddr = map_sysmem(ioaddr, 0);
+	host->ioaddr = (void *)dm_pci_map_bar(dev, PCI_BASE_ADDRESS_0,
+					      PCI_REGION_MEM);
 	host->name = dev->name;
 	ret = sdhci_setup_cfg(&plat->cfg, host, 0, 0);
 	if (ret)

diff --git a/drivers/pci/pci-uclass.c b/drivers/pci/pci-uclass.c
@@ -876,6 +876,9 @@ static int decode_regions(struct pci_controller *hose, ofnode parent_node,
 #ifdef CONFIG_NR_DRAM_BANKS
 	bd_t *bd = gd->bd;
 
+	if (!bd)
+		return 0;
+
 	for (i = 0; i < CONFIG_NR_DRAM_BANKS; ++i) {
 		if (bd->bi_dram[i].size) {
 			pci_set_region(hose->regions + hose->region_count++,
@@ -894,8 +897,9 @@ static int decode_regions(struct pci_controller *hose, ofnode parent_node,
 #endif
 	if (gd->pci_ram_top && gd->pci_ram_top < base + size)
 		size = gd->pci_ram_top - base;
-	pci_set_region(hose->regions + hose->region_count++, base, base,
-		       size, PCI_REGION_MEM | PCI_REGION_SYS_MEMORY);
+	if (size)
+		pci_set_region(hose->regions + hose->region_count++, base,
+			base, size, PCI_REGION_MEM | PCI_REGION_SYS_MEMORY);
 #endif
 
 	return 0;

diff --git a/lib/efi/efi_stub.c b/lib/efi/efi_stub.c
@@ -182,7 +182,7 @@ static int get_codeseg32(void)
 				<< 16;
 		base <<= 12;	/* 4KB granularity */
 		limit <<= 12;
-		if ((desc & GDT_PRESENT) && (desc && GDT_NOTSYS) &&
+		if ((desc & GDT_PRESENT) && (desc & GDT_NOTSYS) &&
 		    !(desc & GDT_LONG) && (desc & GDT_4KB) &&
 		    (desc & GDT_32BIT) && (desc & GDT_CODE) &&
 		    CONFIG_SYS_TEXT_BASE > base &&