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127 lines
2.5 KiB
127 lines
2.5 KiB
/* SPDX-License-Identifier: GPL-2.0+ OR BSD-2-Clause */ |
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/* |
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* (C) Copyright 2007-2008 Semihalf |
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* |
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* Written by: Rafal Jaworowski <[email protected]> |
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*/ |
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#ifndef _API_PUBLIC_H_ |
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#define _API_PUBLIC_H_ |
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#define API_EINVAL 1 /* invalid argument(s) */ |
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#define API_ENODEV 2 /* no device */ |
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#define API_ENOMEM 3 /* no memory */ |
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#define API_EBUSY 4 /* busy, occupied etc. */ |
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#define API_EIO 5 /* I/O error */ |
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#define API_ESYSC 6 /* syscall error */ |
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typedef int (*scp_t)(int, int *, ...); |
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#define API_SIG_VERSION 1 |
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#define API_SIG_MAGIC "UBootAPI" |
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#define API_SIG_MAGLEN 8 |
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struct api_signature { |
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char magic[API_SIG_MAGLEN]; /* magic string */ |
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uint16_t version; /* API version */ |
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uint32_t checksum; /* checksum of this sig struct */ |
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scp_t syscall; /* entry point to the API */ |
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}; |
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enum { |
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API_RSVD = 0, |
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API_GETC, |
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API_PUTC, |
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API_TSTC, |
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API_PUTS, |
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API_RESET, |
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API_GET_SYS_INFO, |
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API_UDELAY, |
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API_GET_TIMER, |
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API_DEV_ENUM, |
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API_DEV_OPEN, |
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API_DEV_CLOSE, |
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API_DEV_READ, |
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API_DEV_WRITE, |
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API_ENV_ENUM, |
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API_ENV_GET, |
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API_ENV_SET, |
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API_DISPLAY_GET_INFO, |
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API_DISPLAY_DRAW_BITMAP, |
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API_DISPLAY_CLEAR, |
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API_MAXCALL |
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}; |
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#define MR_ATTR_FLASH 0x0001 |
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#define MR_ATTR_DRAM 0x0002 |
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#define MR_ATTR_SRAM 0x0003 |
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struct mem_region { |
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unsigned long start; |
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unsigned long size; |
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int flags; |
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}; |
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struct sys_info { |
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unsigned long clk_bus; |
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unsigned long clk_cpu; |
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unsigned long bar; |
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struct mem_region *mr; |
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int mr_no; /* number of memory regions */ |
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}; |
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#undef CONFIG_SYS_64BIT_LBA |
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#ifdef CONFIG_SYS_64BIT_LBA |
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typedef u_int64_t lbasize_t; |
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#else |
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typedef unsigned long lbasize_t; |
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#endif |
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typedef unsigned long lbastart_t; |
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#define DEV_TYP_NONE 0x0000 |
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#define DEV_TYP_NET 0x0001 |
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#define DEV_TYP_STOR 0x0002 |
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#define DT_STOR_IDE 0x0010 |
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#define DT_STOR_SCSI 0x0020 |
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#define DT_STOR_USB 0x0040 |
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#define DT_STOR_MMC 0x0080 |
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#define DT_STOR_SATA 0x0100 |
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#define DEV_STA_CLOSED 0x0000 /* invalid, closed */ |
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#define DEV_STA_OPEN 0x0001 /* open i.e. active */ |
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struct device_info { |
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int type; |
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void *cookie; |
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union { |
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struct { |
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lbasize_t block_count; /* no of blocks */ |
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unsigned long block_size; /* size of one block */ |
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} storage; |
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struct { |
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unsigned char hwaddr[6]; |
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} net; |
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} info; |
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#define di_stor info.storage |
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#define di_net info.net |
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int state; |
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}; |
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#define DISPLAY_TYPE_LCD 0x0001 |
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#define DISPLAY_TYPE_VIDEO 0x0002 |
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struct display_info { |
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int type; |
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/* screen size in pixels */ |
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int pixel_width; |
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int pixel_height; |
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/* screen size in rows and columns of text */ |
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int screen_rows; |
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int screen_cols; |
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}; |
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#endif /* _API_PUBLIC_H_ */
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