1*4882a593Smuzhiyun /* 2*4882a593Smuzhiyun * (C) Copyright 2007-2008 Semihalf 3*4882a593Smuzhiyun * 4*4882a593Smuzhiyun * Written by: Rafal Jaworowski <raj@semihalf.com> 5*4882a593Smuzhiyun * 6*4882a593Smuzhiyun * SPDX-License-Identifier: GPL-2.0+ BSD-2-Clause 7*4882a593Smuzhiyun */ 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun #ifndef _API_PUBLIC_H_ 10*4882a593Smuzhiyun #define _API_PUBLIC_H_ 11*4882a593Smuzhiyun 12*4882a593Smuzhiyun #define API_EINVAL 1 /* invalid argument(s) */ 13*4882a593Smuzhiyun #define API_ENODEV 2 /* no device */ 14*4882a593Smuzhiyun #define API_ENOMEM 3 /* no memory */ 15*4882a593Smuzhiyun #define API_EBUSY 4 /* busy, occupied etc. */ 16*4882a593Smuzhiyun #define API_EIO 5 /* I/O error */ 17*4882a593Smuzhiyun #define API_ESYSC 6 /* syscall error */ 18*4882a593Smuzhiyun 19*4882a593Smuzhiyun typedef int (*scp_t)(int, int *, ...); 20*4882a593Smuzhiyun 21*4882a593Smuzhiyun #define API_SIG_VERSION 1 22*4882a593Smuzhiyun #define API_SIG_MAGIC "UBootAPI" 23*4882a593Smuzhiyun #define API_SIG_MAGLEN 8 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun struct api_signature { 26*4882a593Smuzhiyun char magic[API_SIG_MAGLEN]; /* magic string */ 27*4882a593Smuzhiyun uint16_t version; /* API version */ 28*4882a593Smuzhiyun uint32_t checksum; /* checksum of this sig struct */ 29*4882a593Smuzhiyun scp_t syscall; /* entry point to the API */ 30*4882a593Smuzhiyun }; 31*4882a593Smuzhiyun 32*4882a593Smuzhiyun enum { 33*4882a593Smuzhiyun API_RSVD = 0, 34*4882a593Smuzhiyun API_GETC, 35*4882a593Smuzhiyun API_PUTC, 36*4882a593Smuzhiyun API_TSTC, 37*4882a593Smuzhiyun API_PUTS, 38*4882a593Smuzhiyun API_RESET, 39*4882a593Smuzhiyun API_GET_SYS_INFO, 40*4882a593Smuzhiyun API_UDELAY, 41*4882a593Smuzhiyun API_GET_TIMER, 42*4882a593Smuzhiyun API_DEV_ENUM, 43*4882a593Smuzhiyun API_DEV_OPEN, 44*4882a593Smuzhiyun API_DEV_CLOSE, 45*4882a593Smuzhiyun API_DEV_READ, 46*4882a593Smuzhiyun API_DEV_WRITE, 47*4882a593Smuzhiyun API_ENV_ENUM, 48*4882a593Smuzhiyun API_ENV_GET, 49*4882a593Smuzhiyun API_ENV_SET, 50*4882a593Smuzhiyun API_DISPLAY_GET_INFO, 51*4882a593Smuzhiyun API_DISPLAY_DRAW_BITMAP, 52*4882a593Smuzhiyun API_DISPLAY_CLEAR, 53*4882a593Smuzhiyun API_MAXCALL 54*4882a593Smuzhiyun }; 55*4882a593Smuzhiyun 56*4882a593Smuzhiyun #define MR_ATTR_FLASH 0x0001 57*4882a593Smuzhiyun #define MR_ATTR_DRAM 0x0002 58*4882a593Smuzhiyun #define MR_ATTR_SRAM 0x0003 59*4882a593Smuzhiyun 60*4882a593Smuzhiyun struct mem_region { 61*4882a593Smuzhiyun unsigned long start; 62*4882a593Smuzhiyun unsigned long size; 63*4882a593Smuzhiyun int flags; 64*4882a593Smuzhiyun }; 65*4882a593Smuzhiyun 66*4882a593Smuzhiyun struct sys_info { 67*4882a593Smuzhiyun unsigned long clk_bus; 68*4882a593Smuzhiyun unsigned long clk_cpu; 69*4882a593Smuzhiyun unsigned long bar; 70*4882a593Smuzhiyun struct mem_region *mr; 71*4882a593Smuzhiyun int mr_no; /* number of memory regions */ 72*4882a593Smuzhiyun }; 73*4882a593Smuzhiyun 74*4882a593Smuzhiyun #undef CONFIG_SYS_64BIT_LBA 75*4882a593Smuzhiyun #ifdef CONFIG_SYS_64BIT_LBA 76*4882a593Smuzhiyun typedef u_int64_t lbasize_t; 77*4882a593Smuzhiyun #else 78*4882a593Smuzhiyun typedef unsigned long lbasize_t; 79*4882a593Smuzhiyun #endif 80*4882a593Smuzhiyun typedef unsigned long lbastart_t; 81*4882a593Smuzhiyun 82*4882a593Smuzhiyun #define DEV_TYP_NONE 0x0000 83*4882a593Smuzhiyun #define DEV_TYP_NET 0x0001 84*4882a593Smuzhiyun 85*4882a593Smuzhiyun #define DEV_TYP_STOR 0x0002 86*4882a593Smuzhiyun #define DT_STOR_IDE 0x0010 87*4882a593Smuzhiyun #define DT_STOR_SCSI 0x0020 88*4882a593Smuzhiyun #define DT_STOR_USB 0x0040 89*4882a593Smuzhiyun #define DT_STOR_MMC 0x0080 90*4882a593Smuzhiyun #define DT_STOR_SATA 0x0100 91*4882a593Smuzhiyun 92*4882a593Smuzhiyun #define DEV_STA_CLOSED 0x0000 /* invalid, closed */ 93*4882a593Smuzhiyun #define DEV_STA_OPEN 0x0001 /* open i.e. active */ 94*4882a593Smuzhiyun 95*4882a593Smuzhiyun struct device_info { 96*4882a593Smuzhiyun int type; 97*4882a593Smuzhiyun void *cookie; 98*4882a593Smuzhiyun 99*4882a593Smuzhiyun union { 100*4882a593Smuzhiyun struct { 101*4882a593Smuzhiyun lbasize_t block_count; /* no of blocks */ 102*4882a593Smuzhiyun unsigned long block_size; /* size of one block */ 103*4882a593Smuzhiyun } storage; 104*4882a593Smuzhiyun 105*4882a593Smuzhiyun struct { 106*4882a593Smuzhiyun unsigned char hwaddr[6]; 107*4882a593Smuzhiyun } net; 108*4882a593Smuzhiyun } info; 109*4882a593Smuzhiyun #define di_stor info.storage 110*4882a593Smuzhiyun #define di_net info.net 111*4882a593Smuzhiyun 112*4882a593Smuzhiyun int state; 113*4882a593Smuzhiyun }; 114*4882a593Smuzhiyun 115*4882a593Smuzhiyun #define DISPLAY_TYPE_LCD 0x0001 116*4882a593Smuzhiyun #define DISPLAY_TYPE_VIDEO 0x0002 117*4882a593Smuzhiyun 118*4882a593Smuzhiyun struct display_info { 119*4882a593Smuzhiyun int type; 120*4882a593Smuzhiyun /* screen size in pixels */ 121*4882a593Smuzhiyun int pixel_width; 122*4882a593Smuzhiyun int pixel_height; 123*4882a593Smuzhiyun /* screen size in rows and columns of text */ 124*4882a593Smuzhiyun int screen_rows; 125*4882a593Smuzhiyun int screen_cols; 126*4882a593Smuzhiyun }; 127*4882a593Smuzhiyun 128*4882a593Smuzhiyun #endif /* _API_PUBLIC_H_ */ 129