From: David Daney <david.daney@xxxxxxxxxx>
Compensate for the differences in the layout of in-memory bootloader
information as seen from little-endian mode.
Signed-off-by: David Daney <david.daney@xxxxxxxxxx>
Signed-off-by: Aleksey Makarov <aleksey.makarov@xxxxxxxxxx>
Signed-off-by: Paul Martin <paul.martin@xxxxxxxxxxxxxxx>
---
arch/mips/cavium-octeon/octeon_boot.h | 23 ++++++++++++
arch/mips/include/asm/octeon/cvmx-bootinfo.h | 55 ++++++++++++++++++++++++++++
2 files changed, 78 insertions(+)
diff --git a/arch/mips/cavium-octeon/octeon_boot.h b/arch/mips/cavium-octeon/octeon_boot.h
index 7b066bb..a6ce7c4 100644
--- a/arch/mips/cavium-octeon/octeon_boot.h
+++ b/arch/mips/cavium-octeon/octeon_boot.h
@@ -37,11 +37,13 @@ struct boot_init_vector {
/* similar to bootloader's linux_app_boot_info but without global data */
struct linux_app_boot_info {
+#ifdef __BIG_ENDIAN_BITFIELD
uint32_t labi_signature;
uint32_t start_core0_addr;
uint32_t avail_coremask;
uint32_t pci_console_active;
uint32_t icache_prefetch_disable;
+ uint32_t padding;
uint64_t InitTLBStart_addr;
uint32_t start_app_addr;
uint32_t cur_exception_base;
@@ -49,6 +51,27 @@ struct linux_app_boot_info {
uint32_t compact_flash_common_base_addr;
uint32_t compact_flash_attribute_base_addr;
uint32_t led_display_base_addr;
+#else
+ uint32_t start_core0_addr;
+ uint32_t labi_signature;
+
+ uint32_t pci_console_active;
+ uint32_t avail_coremask;
+
+ uint32_t padding;
+ uint32_t icache_prefetch_disable;
+
+ uint64_t InitTLBStart_addr;
+
+ uint32_t cur_exception_base;
+ uint32_t start_app_addr;
+
+ uint32_t compact_flash_common_base_addr;
+ uint32_t no_mark_private_data;
+
+ uint32_t led_display_base_addr;
+ uint32_t compact_flash_attribute_base_addr;
+#endif
};
/* If not to copy a lot of bootloader's structures
diff --git a/arch/mips/include/asm/octeon/cvmx-bootinfo.h b/arch/mips/include/asm/octeon/cvmx-bootinfo.h
index 2298199..c373d95 100644
--- a/arch/mips/include/asm/octeon/cvmx-bootinfo.h
+++ b/arch/mips/include/asm/octeon/cvmx-bootinfo.h
@@ -53,6 +53,7 @@
* to 0.
*/
struct cvmx_bootinfo {
+#ifdef __BIG_ENDIAN_BITFIELD
uint32_t major_version;
uint32_t minor_version;
@@ -123,6 +124,60 @@ struct cvmx_bootinfo {
*/
uint64_t fdt_addr;
#endif
+#else /* __BIG_ENDIAN */
+ /*
+ * Little-Endian: When the CPU mode is switched to
+ * little-endian, the view of the structure has some of the
+ * fields swapped.
+ */
+ uint32_t minor_version;
+ uint32_t major_version;
+
+ uint64_t stack_top;
+ uint64_t heap_base;
+ uint64_t heap_end;
+ uint64_t desc_vaddr;
+
+ uint32_t stack_size;
+ uint32_t exception_base_addr;
+
+ uint32_t core_mask;
+ uint32_t flags;
+
+ uint32_t phy_mem_desc_addr;
+ uint32_t dram_size;
+
+ uint32_t eclock_hz;
+ uint32_t debugger_flags_base_addr;
+
+ uint32_t reserved0;
+ uint32_t dclock_hz;
+
+ uint8_t reserved3;
+ uint8_t reserved2;
+ uint16_t reserved1;
+ uint8_t board_rev_minor;
+ uint8_t board_rev_major;
+ uint16_t board_type;
+
+ char board_serial_number[CVMX_BOOTINFO_OCTEON_SERIAL_LEN];
+ uint8_t mac_addr_base[6];
+ uint8_t mac_addr_count;
+ uint8_t pad[5];
+
+#if (CVMX_BOOTINFO_MIN_VER >= 1)
+ uint64_t compact_flash_common_base_addr;
+ uint64_t compact_flash_attribute_base_addr;
+ uint64_t led_display_base_addr;
+#endif
+#if (CVMX_BOOTINFO_MIN_VER >= 2)
+ uint32_t config_flags;
+ uint32_t dfa_ref_clock_hz;
+#endif
+#if (CVMX_BOOTINFO_MIN_VER >= 3)
+ uint64_t fdt_addr;
+#endif
+#endif
};
#define CVMX_BOOTINFO_CFG_FLAG_PCI_HOST (1ull << 0)
--
2.1.4
