arch/arm/include/debug/s5pv210.S

Source file repositories/reference/linux-study-clean/arch/arm/include/debug/s5pv210.S

File Facts

System
Linux kernel
Corpus path
arch/arm/include/debug/s5pv210.S
Extension
.S
Size
891 bytes
Lines
32
Domain
Architecture Layer
Bucket
arch/arm
Inferred role
Architecture Layer: arch/arm
Status
atlas-only

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

#define S3C_ADDR_BASE   0xF6000000
#define S3C_VA_UART	S3C_ADDR_BASE + 0x01000000
#define S5PV210_PA_UART	0xe2900000

	/* note, for the boot process to work we have to keep the UART
	 * virtual address aligned to an 1MiB boundary for the L1
	 * mapping the head code makes. We keep the UART virtual address
	 * aligned and add in the offset when we load the value here.
	 */

	.macro addruart, rp, rv, tmp
		ldr	\rp, =S5PV210_PA_UART
		ldr	\rv, =S3C_VA_UART
#if CONFIG_DEBUG_S3C_UART != 0
		add	\rp, \rp, #(0x400 * CONFIG_DEBUG_S3C_UART)
		add	\rv, \rv, #(0x400 * CONFIG_DEBUG_S3C_UART)
#endif
	.endm

#define fifo_full fifo_full_s5pv210
#define fifo_level fifo_level_s5pv210

#include <debug/samsung.S>

Annotation

Implementation Notes