arch/s390/include/asm/pci_debug.h

Source file repositories/reference/linux-study-clean/arch/s390/include/asm/pci_debug.h

File Facts

System
Linux kernel
Corpus path
arch/s390/include/asm/pci_debug.h
Extension
.h
Size
722 bytes
Lines
31
Domain
Architecture Layer
Bucket
arch/s390
Inferred role
Architecture Layer: implementation source
Status
source implementation candidate

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

#ifndef _S390_ASM_PCI_DEBUG_H
#define _S390_ASM_PCI_DEBUG_H

#include <asm/debug.h>

extern debug_info_t *pci_debug_msg_id;
extern debug_info_t *pci_debug_err_id;

#define zpci_dbg(imp, fmt, args...)				\
	debug_sprintf_event(pci_debug_msg_id, imp, fmt, ##args)

#define zpci_err(text...)							\
	do {									\
		char debug_buffer[16];						\
		snprintf(debug_buffer, 16, text);				\
		debug_text_event(pci_debug_err_id, 0, debug_buffer);		\
	} while (0)

static inline void zpci_err_hex_level(int level, void *addr, int len)
{
	debug_event(pci_debug_err_id, level, addr, len);
}

static inline void zpci_err_hex(void *addr, int len)
{
	zpci_err_hex_level(0, addr, len);
}

#endif

Annotation

Implementation Notes