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