| /**************************************************************************** |
| **************************************************************************** |
| *** |
| *** This header was automatically generated from a Linux kernel header |
| *** of the same name, to make information necessary for userspace to |
| *** call into the kernel available to libc. It contains only constants, |
| *** structures, and macros generated from the original header, and thus, |
| *** contains no copyrightable information. |
| *** |
| *** To edit the content of this header, modify the corresponding |
| *** source file (e.g. under external/kernel-headers/original/) then |
| *** run bionic/libc/kernel/tools/update_all.py |
| *** |
| *** Any manual change here will be lost the next time this script will |
| *** be run. You've been warned! |
| *** |
| **************************************************************************** |
| ****************************************************************************/ |
| #ifndef _ASM_DMA_H |
| #define _ASM_DMA_H |
| #include <asm/io.h> |
| #include <linux/spinlock.h> |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #include <linux/delay.h> |
| #include <asm/system.h> |
| #ifdef HAVE_REALLY_SLOW_DMA_CONTROLLER |
| #define dma_outb outb_p |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #else |
| #define dma_outb outb |
| #endif |
| #define dma_inb inb |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define MAX_DMA_CHANNELS 8 |
| #define MAX_DMA_ADDRESS (PAGE_OFFSET + 0x01000000) |
| #define MAX_DMA_PFN PFN_DOWN(virt_to_phys((void *)MAX_DMA_ADDRESS)) |
| #define MAX_DMA32_PFN (1UL << (32 - PAGE_SHIFT)) |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define IO_DMA1_BASE 0x00 |
| #define IO_DMA2_BASE 0xC0 |
| #define DMA1_CMD_REG 0x08 |
| #define DMA1_STAT_REG 0x08 |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define DMA1_REQ_REG 0x09 |
| #define DMA1_MASK_REG 0x0A |
| #define DMA1_MODE_REG 0x0B |
| #define DMA1_CLEAR_FF_REG 0x0C |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define DMA1_TEMP_REG 0x0D |
| #define DMA1_RESET_REG 0x0D |
| #define DMA1_CLR_MASK_REG 0x0E |
| #define DMA1_MASK_ALL_REG 0x0F |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define DMA2_CMD_REG 0xD0 |
| #define DMA2_STAT_REG 0xD0 |
| #define DMA2_REQ_REG 0xD2 |
| #define DMA2_MASK_REG 0xD4 |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define DMA2_MODE_REG 0xD6 |
| #define DMA2_CLEAR_FF_REG 0xD8 |
| #define DMA2_TEMP_REG 0xDA |
| #define DMA2_RESET_REG 0xDA |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define DMA2_CLR_MASK_REG 0xDC |
| #define DMA2_MASK_ALL_REG 0xDE |
| #define DMA_ADDR_0 0x00 |
| #define DMA_ADDR_1 0x02 |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define DMA_ADDR_2 0x04 |
| #define DMA_ADDR_3 0x06 |
| #define DMA_ADDR_4 0xC0 |
| #define DMA_ADDR_5 0xC4 |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define DMA_ADDR_6 0xC8 |
| #define DMA_ADDR_7 0xCC |
| #define DMA_CNT_0 0x01 |
| #define DMA_CNT_1 0x03 |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define DMA_CNT_2 0x05 |
| #define DMA_CNT_3 0x07 |
| #define DMA_CNT_4 0xC2 |
| #define DMA_CNT_5 0xC6 |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define DMA_CNT_6 0xCA |
| #define DMA_CNT_7 0xCE |
| #define DMA_PAGE_0 0x87 |
| #define DMA_PAGE_1 0x83 |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define DMA_PAGE_2 0x81 |
| #define DMA_PAGE_3 0x82 |
| #define DMA_PAGE_5 0x8B |
| #define DMA_PAGE_6 0x89 |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define DMA_PAGE_7 0x8A |
| #define DMA_MODE_READ 0x44 |
| #define DMA_MODE_WRITE 0x48 |
| #define DMA_MODE_CASCADE 0xC0 |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define DMA_AUTOINIT 0x10 |
| #define isa_dma_bridge_buggy (0) |
| #endif |
