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Diffstat (limited to 'include/qemu_fw_cfg.h')
-rw-r--r--include/qemu_fw_cfg.h15
1 files changed, 9 insertions, 6 deletions
diff --git a/include/qemu_fw_cfg.h b/include/qemu_fw_cfg.h
index f718e09e31..b0b3b5945e 100644
--- a/include/qemu_fw_cfg.h
+++ b/include/qemu_fw_cfg.h
@@ -7,11 +7,6 @@
#ifndef __FW_CFG__
#define __FW_CFG__
-#define FW_CONTROL_PORT 0x510
-#define FW_DATA_PORT 0x511
-#define FW_DMA_PORT_LOW 0x514
-#define FW_DMA_PORT_HIGH 0x518
-
#include <linux/list.h>
enum qemu_fwcfg_items {
@@ -97,6 +92,12 @@ struct fw_cfg_dma_access {
__be64 address;
};
+struct fw_cfg_arch_ops {
+ void (*arch_read_pio)(uint16_t selector, uint32_t size,
+ void *address);
+ void (*arch_read_dma)(struct fw_cfg_dma_access *dma);
+};
+
struct bios_linker_entry {
__le32 command;
union {
@@ -148,8 +149,10 @@ struct bios_linker_entry {
/**
* Initialize QEMU fw_cfg interface
+ *
+ * @ops: arch specific read operations
*/
-void qemu_fwcfg_init(void);
+void qemu_fwcfg_init(struct fw_cfg_arch_ops *ops);
void qemu_fwcfg_read_entry(uint16_t entry, uint32_t length, void *address);
int qemu_fwcfg_read_firmware_list(void);
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