diff options
Diffstat (limited to 'qemu/roms/u-boot/arch/sandbox/cpu')
| -rw-r--r-- | qemu/roms/u-boot/arch/sandbox/cpu/Makefile | 22 | ||||
| -rw-r--r-- | qemu/roms/u-boot/arch/sandbox/cpu/cpu.c | 68 | ||||
| -rw-r--r-- | qemu/roms/u-boot/arch/sandbox/cpu/os.c | 536 | ||||
| -rw-r--r-- | qemu/roms/u-boot/arch/sandbox/cpu/sdl.c | 341 | ||||
| -rw-r--r-- | qemu/roms/u-boot/arch/sandbox/cpu/start.c | 250 | ||||
| -rw-r--r-- | qemu/roms/u-boot/arch/sandbox/cpu/state.c | 392 | ||||
| -rw-r--r-- | qemu/roms/u-boot/arch/sandbox/cpu/u-boot.lds | 24 |
7 files changed, 0 insertions, 1633 deletions
diff --git a/qemu/roms/u-boot/arch/sandbox/cpu/Makefile b/qemu/roms/u-boot/arch/sandbox/cpu/Makefile deleted file mode 100644 index 7d4410c42..000000000 --- a/qemu/roms/u-boot/arch/sandbox/cpu/Makefile +++ /dev/null @@ -1,22 +0,0 @@ -# -# Copyright (c) 2011 The Chromium OS Authors. -# -# (C) Copyright 2000-2003 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# SPDX-License-Identifier: GPL-2.0+ -# - -obj-y := cpu.o os.o start.o state.o -obj-$(CONFIG_SANDBOX_SDL) += sdl.o - -# os.c is build in the system environment, so needs standard includes -# CFLAGS_REMOVE_os.o cannot be used to drop header include path -quiet_cmd_cc_os.o = CC $(quiet_modtag) $@ -cmd_cc_os.o = $(CC) $(filter-out -nostdinc, \ - $(patsubst -I%,-idirafter%,$(c_flags))) -c -o $@ $< - -$(obj)/os.o: $(src)/os.c FORCE - $(call if_changed_dep,cc_os.o) -$(obj)/sdl.o: $(src)/sdl.c FORCE - $(call if_changed_dep,cc_os.o) diff --git a/qemu/roms/u-boot/arch/sandbox/cpu/cpu.c b/qemu/roms/u-boot/arch/sandbox/cpu/cpu.c deleted file mode 100644 index 3f4005b5d..000000000 --- a/qemu/roms/u-boot/arch/sandbox/cpu/cpu.c +++ /dev/null @@ -1,68 +0,0 @@ -/* - * Copyright (c) 2011 The Chromium OS Authors. - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <os.h> -#include <asm/state.h> - -DECLARE_GLOBAL_DATA_PTR; - -void reset_cpu(ulong ignored) -{ - if (state_uninit()) - os_exit(2); - - /* This is considered normal termination for now */ - os_exit(0); -} - -int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) -{ - reset_cpu(0); - - return 0; -} - -/* delay x useconds */ -void __udelay(unsigned long usec) -{ - os_usleep(usec); -} - -unsigned long __attribute__((no_instrument_function)) timer_get_us(void) -{ - return os_get_nsec() / 1000; -} - -int do_bootm_linux(int flag, int argc, char *argv[], bootm_headers_t *images) -{ - if (flag & (BOOTM_STATE_OS_GO | BOOTM_STATE_OS_FAKE_GO)) { - bootstage_mark(BOOTSTAGE_ID_RUN_OS); - printf("## Transferring control to Linux (at address %08lx)...\n", - images->ep); - reset_cpu(0); - } - - return 0; -} - -int cleanup_before_linux(void) -{ - return 0; -} - -void *map_physmem(phys_addr_t paddr, unsigned long len, unsigned long flags) -{ - return (void *)(gd->arch.ram_buf + paddr); -} - -phys_addr_t map_to_sysmem(const void *ptr) -{ - return (u8 *)ptr - gd->arch.ram_buf; -} - -void flush_dcache_range(unsigned long start, unsigned long stop) -{ -} diff --git a/qemu/roms/u-boot/arch/sandbox/cpu/os.c b/qemu/roms/u-boot/arch/sandbox/cpu/os.c deleted file mode 100644 index 57d04a45b..000000000 --- a/qemu/roms/u-boot/arch/sandbox/cpu/os.c +++ /dev/null @@ -1,536 +0,0 @@ -/* - * Copyright (c) 2011 The Chromium OS Authors. - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <dirent.h> -#include <errno.h> -#include <fcntl.h> -#include <getopt.h> -#include <stdio.h> -#include <stdint.h> -#include <stdlib.h> -#include <string.h> -#include <termios.h> -#include <time.h> -#include <unistd.h> -#include <sys/mman.h> -#include <sys/stat.h> -#include <sys/time.h> -#include <sys/types.h> -#include <linux/types.h> - -#include <asm/getopt.h> -#include <asm/sections.h> -#include <asm/state.h> -#include <os.h> - -/* Operating System Interface */ - -struct os_mem_hdr { - size_t length; /* number of bytes in the block */ -}; - -ssize_t os_read(int fd, void *buf, size_t count) -{ - return read(fd, buf, count); -} - -ssize_t os_read_no_block(int fd, void *buf, size_t count) -{ - const int flags = fcntl(fd, F_GETFL, 0); - - fcntl(fd, F_SETFL, flags | O_NONBLOCK); - return os_read(fd, buf, count); -} - -ssize_t os_write(int fd, const void *buf, size_t count) -{ - return write(fd, buf, count); -} - -off_t os_lseek(int fd, off_t offset, int whence) -{ - if (whence == OS_SEEK_SET) - whence = SEEK_SET; - else if (whence == OS_SEEK_CUR) - whence = SEEK_CUR; - else if (whence == OS_SEEK_END) - whence = SEEK_END; - else - os_exit(1); - return lseek(fd, offset, whence); -} - -int os_open(const char *pathname, int os_flags) -{ - int flags; - - switch (os_flags & OS_O_MASK) { - case OS_O_RDONLY: - default: - flags = O_RDONLY; - break; - - case OS_O_WRONLY: - flags = O_WRONLY; - break; - - case OS_O_RDWR: - flags = O_RDWR; - break; - } - - if (os_flags & OS_O_CREAT) - flags |= O_CREAT; - - return open(pathname, flags, 0777); -} - -int os_close(int fd) -{ - return close(fd); -} - -int os_unlink(const char *pathname) -{ - return unlink(pathname); -} - -void os_exit(int exit_code) -{ - exit(exit_code); -} - -/* Restore tty state when we exit */ -static struct termios orig_term; -static bool term_setup; - -static void os_fd_restore(void) -{ - if (term_setup) - tcsetattr(0, TCSANOW, &orig_term); -} - -/* Put tty into raw mode so <tab> and <ctrl+c> work */ -void os_tty_raw(int fd, bool allow_sigs) -{ - struct termios term; - - if (term_setup) - return; - term_setup = true; - - /* If not a tty, don't complain */ - if (tcgetattr(fd, &orig_term)) - return; - - term = orig_term; - term.c_iflag = IGNBRK | IGNPAR; - term.c_oflag = OPOST | ONLCR; - term.c_cflag = CS8 | CREAD | CLOCAL; - term.c_lflag = allow_sigs ? ISIG : 0; - if (tcsetattr(fd, TCSANOW, &term)) - return; - - atexit(os_fd_restore); -} - -void *os_malloc(size_t length) -{ - struct os_mem_hdr *hdr; - - hdr = mmap(NULL, length + sizeof(*hdr), PROT_READ | PROT_WRITE, - MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); - if (hdr == MAP_FAILED) - return NULL; - hdr->length = length; - - return hdr + 1; -} - -void os_free(void *ptr) -{ - struct os_mem_hdr *hdr = ptr; - - hdr--; - if (ptr) - munmap(hdr, hdr->length + sizeof(*hdr)); -} - -void *os_realloc(void *ptr, size_t length) -{ - struct os_mem_hdr *hdr = ptr; - void *buf = NULL; - - hdr--; - if (length != 0) { - buf = os_malloc(length); - if (!buf) - return buf; - if (ptr) { - if (length > hdr->length) - length = hdr->length; - memcpy(buf, ptr, length); - } - } - os_free(ptr); - - return buf; -} - -void os_usleep(unsigned long usec) -{ - usleep(usec); -} - -uint64_t __attribute__((no_instrument_function)) os_get_nsec(void) -{ -#if defined(CLOCK_MONOTONIC) && defined(_POSIX_MONOTONIC_CLOCK) - struct timespec tp; - if (EINVAL == clock_gettime(CLOCK_MONOTONIC, &tp)) { - struct timeval tv; - - gettimeofday(&tv, NULL); - tp.tv_sec = tv.tv_sec; - tp.tv_nsec = tv.tv_usec * 1000; - } - return tp.tv_sec * 1000000000ULL + tp.tv_nsec; -#else - struct timeval tv; - gettimeofday(&tv, NULL); - return tv.tv_sec * 1000000000ULL + tv.tv_usec * 1000; -#endif -} - -static char *short_opts; -static struct option *long_opts; - -int os_parse_args(struct sandbox_state *state, int argc, char *argv[]) -{ - struct sandbox_cmdline_option **sb_opt = __u_boot_sandbox_option_start; - size_t num_options = __u_boot_sandbox_option_count(); - size_t i; - - int hidden_short_opt; - size_t si; - - int c; - - if (short_opts || long_opts) - return 1; - - state->argc = argc; - state->argv = argv; - - /* dynamically construct the arguments to the system getopt_long */ - short_opts = os_malloc(sizeof(*short_opts) * num_options * 2 + 1); - long_opts = os_malloc(sizeof(*long_opts) * num_options); - if (!short_opts || !long_opts) - return 1; - - /* - * getopt_long requires "val" to be unique (since that is what the - * func returns), so generate unique values automatically for flags - * that don't have a short option. pick 0x100 as that is above the - * single byte range (where ASCII/ISO-XXXX-X charsets live). - */ - hidden_short_opt = 0x100; - si = 0; - for (i = 0; i < num_options; ++i) { - long_opts[i].name = sb_opt[i]->flag; - long_opts[i].has_arg = sb_opt[i]->has_arg ? - required_argument : no_argument; - long_opts[i].flag = NULL; - - if (sb_opt[i]->flag_short) { - short_opts[si++] = long_opts[i].val = sb_opt[i]->flag_short; - if (long_opts[i].has_arg == required_argument) - short_opts[si++] = ':'; - } else - long_opts[i].val = sb_opt[i]->flag_short = hidden_short_opt++; - } - short_opts[si] = '\0'; - - /* we need to handle output ourselves since u-boot provides printf */ - opterr = 0; - - /* - * walk all of the options the user gave us on the command line, - * figure out what u-boot option structure they belong to (via - * the unique short val key), and call the appropriate callback. - */ - while ((c = getopt_long(argc, argv, short_opts, long_opts, NULL)) != -1) { - for (i = 0; i < num_options; ++i) { - if (sb_opt[i]->flag_short == c) { - if (sb_opt[i]->callback(state, optarg)) { - state->parse_err = sb_opt[i]->flag; - return 0; - } - break; - } - } - if (i == num_options) { - /* - * store the faulting flag for later display. we have to - * store the flag itself as the getopt parsing itself is - * tricky: need to handle the following flags (assume all - * of the below are unknown): - * -a optopt='a' optind=<next> - * -abbbb optopt='a' optind=<this> - * -aaaaa optopt='a' optind=<this> - * --a optopt=0 optind=<this> - * as you can see, it is impossible to determine the exact - * faulting flag without doing the parsing ourselves, so - * we just report the specific flag that failed. - */ - if (optopt) { - static char parse_err[3] = { '-', 0, '\0', }; - parse_err[1] = optopt; - state->parse_err = parse_err; - } else - state->parse_err = argv[optind - 1]; - break; - } - } - - return 0; -} - -void os_dirent_free(struct os_dirent_node *node) -{ - struct os_dirent_node *next; - - while (node) { - next = node->next; - free(node); - node = next; - } -} - -int os_dirent_ls(const char *dirname, struct os_dirent_node **headp) -{ - struct dirent entry, *result; - struct os_dirent_node *head, *node, *next; - struct stat buf; - DIR *dir; - int ret; - char *fname; - int len; - - *headp = NULL; - dir = opendir(dirname); - if (!dir) - return -1; - - /* Create a buffer for the maximum filename length */ - len = sizeof(entry.d_name) + strlen(dirname) + 2; - fname = malloc(len); - if (!fname) { - ret = -ENOMEM; - goto done; - } - - for (node = head = NULL;; node = next) { - ret = readdir_r(dir, &entry, &result); - if (ret || !result) - break; - next = malloc(sizeof(*node) + strlen(entry.d_name) + 1); - if (!next) { - os_dirent_free(head); - ret = -ENOMEM; - goto done; - } - strcpy(next->name, entry.d_name); - switch (entry.d_type) { - case DT_REG: - next->type = OS_FILET_REG; - break; - case DT_DIR: - next->type = OS_FILET_DIR; - break; - case DT_LNK: - next->type = OS_FILET_LNK; - break; - } - next->size = 0; - snprintf(fname, len, "%s/%s", dirname, next->name); - if (!stat(fname, &buf)) - next->size = buf.st_size; - if (node) - node->next = next; - if (!head) - head = node; - } - *headp = head; - -done: - closedir(dir); - return ret; -} - -const char *os_dirent_typename[OS_FILET_COUNT] = { - " ", - "SYM", - "DIR", - "???", -}; - -const char *os_dirent_get_typename(enum os_dirent_t type) -{ - if (type >= 0 && type < OS_FILET_COUNT) - return os_dirent_typename[type]; - - return os_dirent_typename[OS_FILET_UNKNOWN]; -} - -ssize_t os_get_filesize(const char *fname) -{ - struct stat buf; - int ret; - - ret = stat(fname, &buf); - if (ret) - return ret; - return buf.st_size; -} - -void os_putc(int ch) -{ - putchar(ch); -} - -void os_puts(const char *str) -{ - while (*str) - os_putc(*str++); -} - -int os_write_ram_buf(const char *fname) -{ - struct sandbox_state *state = state_get_current(); - int fd, ret; - - fd = open(fname, O_CREAT | O_WRONLY, 0777); - if (fd < 0) - return -ENOENT; - ret = write(fd, state->ram_buf, state->ram_size); - close(fd); - if (ret != state->ram_size) - return -EIO; - - return 0; -} - -int os_read_ram_buf(const char *fname) -{ - struct sandbox_state *state = state_get_current(); - int fd, ret; - int size; - - size = os_get_filesize(fname); - if (size < 0) - return -ENOENT; - if (size != state->ram_size) - return -ENOSPC; - fd = open(fname, O_RDONLY); - if (fd < 0) - return -ENOENT; - - ret = read(fd, state->ram_buf, state->ram_size); - close(fd); - if (ret != state->ram_size) - return -EIO; - - return 0; -} - -static int make_exec(char *fname, const void *data, int size) -{ - int fd; - - strcpy(fname, "/tmp/u-boot.jump.XXXXXX"); - fd = mkstemp(fname); - if (fd < 0) - return -ENOENT; - if (write(fd, data, size) < 0) - return -EIO; - close(fd); - if (chmod(fname, 0777)) - return -ENOEXEC; - - return 0; -} - -static int add_args(char ***argvp, const char *add_args[], int count) -{ - char **argv; - int argc; - - for (argv = *argvp, argc = 0; (*argvp)[argc]; argc++) - ; - - argv = malloc((argc + count + 1) * sizeof(char *)); - if (!argv) { - printf("Out of memory for %d argv\n", count); - return -ENOMEM; - } - memcpy(argv, *argvp, argc * sizeof(char *)); - memcpy(argv + argc, add_args, count * sizeof(char *)); - argv[argc + count] = NULL; - - *argvp = argv; - return 0; -} - -int os_jump_to_image(const void *dest, int size) -{ - struct sandbox_state *state = state_get_current(); - char fname[30], mem_fname[30]; - int fd, err; - const char *extra_args[5]; - char **argv = state->argv; -#ifdef DEBUG - int argc, i; -#endif - - err = make_exec(fname, dest, size); - if (err) - return err; - - strcpy(mem_fname, "/tmp/u-boot.mem.XXXXXX"); - fd = mkstemp(mem_fname); - if (fd < 0) - return -ENOENT; - close(fd); - err = os_write_ram_buf(mem_fname); - if (err) - return err; - - os_fd_restore(); - - extra_args[0] = "-j"; - extra_args[1] = fname; - extra_args[2] = "-m"; - extra_args[3] = mem_fname; - extra_args[4] = "--rm_memory"; - err = add_args(&argv, extra_args, - sizeof(extra_args) / sizeof(extra_args[0])); - if (err) - return err; - -#ifdef DEBUG - for (i = 0; argv[i]; i++) - printf("%d %s\n", i, argv[i]); -#endif - - if (state_uninit()) - os_exit(2); - - err = execv(fname, argv); - free(argv); - if (err) - return err; - - return unlink(fname); -} diff --git a/qemu/roms/u-boot/arch/sandbox/cpu/sdl.c b/qemu/roms/u-boot/arch/sandbox/cpu/sdl.c deleted file mode 100644 index 18dc7edf1..000000000 --- a/qemu/roms/u-boot/arch/sandbox/cpu/sdl.c +++ /dev/null @@ -1,341 +0,0 @@ -/* - * Copyright (c) 2013 Google, Inc - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <errno.h> -#include <linux/input.h> -#include <SDL/SDL.h> -#include <sound.h> -#include <asm/state.h> - -static struct sdl_info { - SDL_Surface *screen; - int width; - int height; - int depth; - int pitch; - uint frequency; - uint audio_pos; - uint audio_size; - uint8_t *audio_data; - bool audio_active; - bool inited; -} sdl; - -static void sandbox_sdl_poll_events(void) -{ - /* - * We don't want to include common.h in this file since it uses - * system headers. So add a declation here. - */ - extern void reset_cpu(unsigned long addr); - SDL_Event event; - - while (SDL_PollEvent(&event)) { - switch (event.type) { - case SDL_QUIT: - puts("LCD window closed - quitting\n"); - reset_cpu(1); - break; - } - } -} - -static int sandbox_sdl_ensure_init(void) -{ - if (!sdl.inited) { - if (SDL_Init(0) < 0) { - printf("Unable to initialize SDL: %s\n", - SDL_GetError()); - return -EIO; - } - - atexit(SDL_Quit); - - sdl.inited = true; - } - return 0; -} - -int sandbox_sdl_init_display(int width, int height, int log2_bpp) -{ - struct sandbox_state *state = state_get_current(); - int err; - - if (!width || !state->show_lcd) - return 0; - err = sandbox_sdl_ensure_init(); - if (err) - return err; - if (SDL_InitSubSystem(SDL_INIT_VIDEO) < 0) { - printf("Unable to initialize SDL LCD: %s\n", SDL_GetError()); - return -EPERM; - } - SDL_WM_SetCaption("U-Boot", "U-Boot"); - - sdl.width = width; - sdl.height = height; - sdl.depth = 1 << log2_bpp; - sdl.pitch = sdl.width * sdl.depth / 8; - sdl.screen = SDL_SetVideoMode(width, height, 0, 0); - sandbox_sdl_poll_events(); - - return 0; -} - -int sandbox_sdl_sync(void *lcd_base) -{ - SDL_Surface *frame; - - frame = SDL_CreateRGBSurfaceFrom(lcd_base, sdl.width, sdl.height, - sdl.depth, sdl.pitch, - 0x1f << 11, 0x3f << 5, 0x1f << 0, 0); - SDL_BlitSurface(frame, NULL, sdl.screen, NULL); - SDL_FreeSurface(frame); - SDL_UpdateRect(sdl.screen, 0, 0, 0, 0); - sandbox_sdl_poll_events(); - - return 0; -} - -#define NONE (-1) -#define NUM_SDL_CODES (SDLK_UNDO + 1) - -static int16_t sdl_to_keycode[NUM_SDL_CODES] = { - /* 0 */ - NONE, NONE, NONE, NONE, NONE, - NONE, NONE, NONE, KEY_BACKSPACE, KEY_TAB, - NONE, NONE, NONE, KEY_ENTER, NONE, - NONE, NONE, NONE, NONE, KEY_POWER, /* use PAUSE as POWER */ - - /* 20 */ - NONE, NONE, NONE, NONE, NONE, - NONE, NONE, KEY_ESC, NONE, NONE, - NONE, NONE, KEY_SPACE, NONE, NONE, - NONE, NONE, NONE, NONE, NONE, - - /* 40 */ - NONE, NONE, NONE, NONE, KEY_COMMA, - KEY_MINUS, KEY_DOT, KEY_SLASH, KEY_0, KEY_1, - KEY_2, KEY_3, KEY_4, KEY_5, KEY_6, - KEY_7, KEY_8, KEY_9, NONE, KEY_SEMICOLON, - - /* 60 */ - NONE, KEY_EQUAL, NONE, NONE, NONE, - NONE, NONE, NONE, NONE, NONE, - NONE, NONE, NONE, NONE, NONE, - NONE, NONE, NONE, NONE, NONE, - - /* 80 */ - NONE, NONE, NONE, NONE, NONE, - NONE, NONE, NONE, NONE, NONE, - NONE, NONE, KEY_BACKSLASH, NONE, NONE, - NONE, KEY_GRAVE, KEY_A, KEY_B, KEY_C, - - /* 100 */ - KEY_D, KEY_E, KEY_F, KEY_G, KEY_H, - KEY_I, KEY_J, KEY_K, KEY_L, KEY_M, - KEY_N, KEY_O, KEY_P, KEY_Q, KEY_R, - KEY_S, KEY_T, KEY_U, KEY_V, KEY_W, - - /* 120 */ - KEY_X, KEY_Y, KEY_Z, NONE, NONE, - NONE, NONE, KEY_DELETE, NONE, NONE, - NONE, NONE, NONE, NONE, NONE, - NONE, NONE, NONE, NONE, NONE, - - /* 140 */ - NONE, NONE, NONE, NONE, NONE, - NONE, NONE, NONE, NONE, NONE, - NONE, NONE, NONE, NONE, NONE, - NONE, NONE, NONE, NONE, NONE, - - /* 160 */ - NONE, NONE, NONE, NONE, NONE, - NONE, NONE, NONE, NONE, NONE, - NONE, NONE, NONE, NONE, NONE, - NONE, NONE, NONE, NONE, NONE, - - /* 180 */ - NONE, NONE, NONE, NONE, NONE, - NONE, NONE, NONE, NONE, NONE, - NONE, NONE, NONE, NONE, NONE, - NONE, NONE, NONE, NONE, NONE, - - /* 200 */ - NONE, NONE, NONE, NONE, NONE, - NONE, NONE, NONE, NONE, NONE, - NONE, NONE, NONE, NONE, NONE, - NONE, NONE, NONE, NONE, NONE, - - /* 220 */ - NONE, NONE, NONE, NONE, NONE, - NONE, NONE, NONE, NONE, NONE, - NONE, NONE, NONE, NONE, NONE, - NONE, NONE, NONE, NONE, NONE, - - /* 240 */ - NONE, NONE, NONE, NONE, NONE, - NONE, NONE, NONE, NONE, NONE, - NONE, NONE, NONE, NONE, NONE, - NONE, KEY_KP0, KEY_KP1, KEY_KP2, KEY_KP3, - - /* 260 */ - KEY_KP4, KEY_KP5, KEY_KP6, KEY_KP7, KEY_KP8, - KEY_KP9, KEY_KPDOT, KEY_KPSLASH, KEY_KPASTERISK, KEY_KPMINUS, - KEY_KPPLUS, KEY_KPENTER, KEY_KPEQUAL, KEY_UP, KEY_DOWN, - KEY_RIGHT, KEY_LEFT, KEY_INSERT, KEY_HOME, KEY_END, - - /* 280 */ - KEY_PAGEUP, KEY_PAGEDOWN, KEY_F1, KEY_F2, KEY_F3, - KEY_F4, KEY_F5, KEY_F6, KEY_F7, KEY_F8, - KEY_F9, KEY_F10, KEY_F11, KEY_F12, NONE, - NONE, NONE, NONE, NONE, NONE, - - /* 300 */ - KEY_NUMLOCK, KEY_CAPSLOCK, KEY_SCROLLLOCK, KEY_RIGHTSHIFT, - KEY_LEFTSHIFT, - KEY_RIGHTCTRL, KEY_LEFTCTRL, KEY_RIGHTALT, KEY_LEFTALT, KEY_RIGHTMETA, - KEY_LEFTMETA, NONE, KEY_FN, NONE, KEY_COMPOSE, - NONE, KEY_PRINT, KEY_SYSRQ, KEY_PAUSE, NONE, - - /* 320 */ - NONE, NONE, NONE, -}; - -int sandbox_sdl_scan_keys(int key[], int max_keys) -{ - Uint8 *keystate; - int i, count; - - sandbox_sdl_poll_events(); - keystate = SDL_GetKeyState(NULL); - for (i = count = 0; i < NUM_SDL_CODES; i++) { - if (count >= max_keys) - break; - else if (keystate[i]) - key[count++] = sdl_to_keycode[i]; - } - - return count; -} - -int sandbox_sdl_key_pressed(int keycode) -{ - int key[8]; /* allow up to 8 keys to be pressed at once */ - int count; - int i; - - count = sandbox_sdl_scan_keys(key, sizeof(key) / sizeof(key[0])); - for (i = 0; i < count; i++) { - if (key[i] == keycode) - return 0; - } - - return -ENOENT; -} - -void sandbox_sdl_fill_audio(void *udata, Uint8 *stream, int len) -{ - int avail; - - avail = sdl.audio_size - sdl.audio_pos; - if (avail < len) - len = avail; - - SDL_MixAudio(stream, sdl.audio_data + sdl.audio_pos, len, - SDL_MIX_MAXVOLUME); - sdl.audio_pos += len; - - /* Loop if we are at the end */ - if (sdl.audio_pos == sdl.audio_size) - sdl.audio_pos = 0; -} - -int sandbox_sdl_sound_init(void) -{ - SDL_AudioSpec wanted; - - if (sandbox_sdl_ensure_init()) - return -1; - - if (sdl.audio_active) - return 0; - - /* - * At present all sandbox sounds crash. This is probably due to - * symbol name conflicts with U-Boot. We can remove the malloc() - * probles with: - * - * #define USE_DL_PREFIX - * - * and get this: - * - * Assertion 'e->pollfd->fd == e->fd' failed at pulse/mainloop.c:676, - * function dispatch_pollfds(). Aborting. - * - * The right solution is probably to make U-Boot's names private or - * link os.c and sdl.c against their libraries before liking with - * U-Boot. TBD. For now sound is disabled. - */ - printf("(Warning: sandbox sound disabled)\n"); - return 0; - - /* Set the audio format */ - wanted.freq = 22050; - wanted.format = AUDIO_S16; - wanted.channels = 1; /* 1 = mono, 2 = stereo */ - wanted.samples = 1024; /* Good low-latency value for callback */ - wanted.callback = sandbox_sdl_fill_audio; - wanted.userdata = NULL; - - sdl.audio_size = sizeof(uint16_t) * wanted.freq; - sdl.audio_data = malloc(sdl.audio_size); - if (!sdl.audio_data) { - printf("%s: Out of memory\n", __func__); - return -1; - } - sdl.audio_pos = 0; - - if (SDL_InitSubSystem(SDL_INIT_AUDIO) < 0) { - printf("Unable to initialize SDL audio: %s\n", SDL_GetError()); - goto err; - } - - /* Open the audio device, forcing the desired format */ - if (SDL_OpenAudio(&wanted, NULL) < 0) { - printf("Couldn't open audio: %s\n", SDL_GetError()); - goto err; - } - sdl.audio_active = true; - - return 0; - -err: - free(sdl.audio_data); - return -1; -} - -int sandbox_sdl_sound_start(uint frequency) -{ - if (!sdl.audio_active) - return -1; - sdl.frequency = frequency; - sound_create_square_wave((unsigned short *)sdl.audio_data, - sdl.audio_size, frequency); - sdl.audio_pos = 0; - SDL_PauseAudio(0); - - return 0; -} - -int sandbox_sdl_sound_stop(void) -{ - if (!sdl.audio_active) - return -1; - SDL_PauseAudio(1); - - return 0; -} diff --git a/qemu/roms/u-boot/arch/sandbox/cpu/start.c b/qemu/roms/u-boot/arch/sandbox/cpu/start.c deleted file mode 100644 index aad3b8b14..000000000 --- a/qemu/roms/u-boot/arch/sandbox/cpu/start.c +++ /dev/null @@ -1,250 +0,0 @@ -/* - * Copyright (c) 2011-2012 The Chromium OS Authors. - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <os.h> -#include <asm/getopt.h> -#include <asm/sections.h> -#include <asm/state.h> - -DECLARE_GLOBAL_DATA_PTR; - -int sandbox_early_getopt_check(void) -{ - struct sandbox_state *state = state_get_current(); - struct sandbox_cmdline_option **sb_opt = __u_boot_sandbox_option_start; - size_t num_options = __u_boot_sandbox_option_count(); - size_t i; - int max_arg_len, max_noarg_len; - - /* parse_err will be a string of the faulting option */ - if (!state->parse_err) - return 0; - - if (strcmp(state->parse_err, "help")) { - printf("u-boot: error: failed while parsing option: %s\n" - "\ttry running with --help for more information.\n", - state->parse_err); - os_exit(1); - } - - printf( - "u-boot, a command line test interface to U-Boot\n\n" - "Usage: u-boot [options]\n" - "Options:\n"); - - max_arg_len = 0; - for (i = 0; i < num_options; ++i) - max_arg_len = max(strlen(sb_opt[i]->flag), max_arg_len); - max_noarg_len = max_arg_len + 7; - - for (i = 0; i < num_options; ++i) { - struct sandbox_cmdline_option *opt = sb_opt[i]; - - /* first output the short flag if it has one */ - if (opt->flag_short >= 0x100) - printf(" "); - else - printf(" -%c, ", opt->flag_short); - - /* then the long flag */ - if (opt->has_arg) - printf("--%-*s <arg> ", max_arg_len, opt->flag); - else - printf("--%-*s", max_noarg_len, opt->flag); - - /* finally the help text */ - printf(" %s\n", opt->help); - } - - os_exit(0); -} - -static int sandbox_cmdline_cb_help(struct sandbox_state *state, const char *arg) -{ - /* just flag to sandbox_early_getopt_check to show usage */ - return 1; -} -SANDBOX_CMDLINE_OPT_SHORT(help, 'h', 0, "Display help"); - -int sandbox_main_loop_init(void) -{ - struct sandbox_state *state = state_get_current(); - - /* Execute command if required */ - if (state->cmd) { - run_command_list(state->cmd, -1, 0); - if (!state->interactive) - os_exit(state->exit_type); - } - - return 0; -} - -static int sandbox_cmdline_cb_command(struct sandbox_state *state, - const char *arg) -{ - state->cmd = arg; - return 0; -} -SANDBOX_CMDLINE_OPT_SHORT(command, 'c', 1, "Execute U-Boot command"); - -static int sandbox_cmdline_cb_fdt(struct sandbox_state *state, const char *arg) -{ - state->fdt_fname = arg; - return 0; -} -SANDBOX_CMDLINE_OPT_SHORT(fdt, 'd', 1, "Specify U-Boot's control FDT"); - -static int sandbox_cmdline_cb_interactive(struct sandbox_state *state, - const char *arg) -{ - state->interactive = true; - return 0; -} - -SANDBOX_CMDLINE_OPT_SHORT(interactive, 'i', 0, "Enter interactive mode"); - -static int sandbox_cmdline_cb_jump(struct sandbox_state *state, - const char *arg) -{ - /* Remember to delete this U-Boot image later */ - state->jumped_fname = arg; - - return 0; -} -SANDBOX_CMDLINE_OPT_SHORT(jump, 'j', 1, "Jumped from previous U-Boot"); - -static int sandbox_cmdline_cb_memory(struct sandbox_state *state, - const char *arg) -{ - int err; - - /* For now assume we always want to write it */ - state->write_ram_buf = true; - state->ram_buf_fname = arg; - - if (os_read_ram_buf(arg)) { - printf("Failed to read RAM buffer\n"); - return err; - } - - return 0; -} -SANDBOX_CMDLINE_OPT_SHORT(memory, 'm', 1, - "Read/write ram_buf memory contents from file"); - -static int sandbox_cmdline_cb_rm_memory(struct sandbox_state *state, - const char *arg) -{ - state->ram_buf_rm = true; - - return 0; -} -SANDBOX_CMDLINE_OPT(rm_memory, 0, "Remove memory file after reading"); - -static int sandbox_cmdline_cb_state(struct sandbox_state *state, - const char *arg) -{ - state->state_fname = arg; - return 0; -} -SANDBOX_CMDLINE_OPT_SHORT(state, 's', 1, "Specify the sandbox state FDT"); - -static int sandbox_cmdline_cb_read(struct sandbox_state *state, - const char *arg) -{ - state->read_state = true; - return 0; -} -SANDBOX_CMDLINE_OPT_SHORT(read, 'r', 0, "Read the state FDT on startup"); - -static int sandbox_cmdline_cb_write(struct sandbox_state *state, - const char *arg) -{ - state->write_state = true; - return 0; -} -SANDBOX_CMDLINE_OPT_SHORT(write, 'w', 0, "Write state FDT on exit"); - -static int sandbox_cmdline_cb_ignore_missing(struct sandbox_state *state, - const char *arg) -{ - state->ignore_missing_state_on_read = true; - return 0; -} -SANDBOX_CMDLINE_OPT_SHORT(ignore_missing, 'n', 0, - "Ignore missing state on read"); - -static int sandbox_cmdline_cb_show_lcd(struct sandbox_state *state, - const char *arg) -{ - state->show_lcd = true; - return 0; -} -SANDBOX_CMDLINE_OPT_SHORT(show_lcd, 'l', 0, - "Show the sandbox LCD display"); - -static const char *term_args[STATE_TERM_COUNT] = { - "raw-with-sigs", - "raw", - "cooked", -}; - -static int sandbox_cmdline_cb_terminal(struct sandbox_state *state, - const char *arg) -{ - int i; - - for (i = 0; i < STATE_TERM_COUNT; i++) { - if (!strcmp(arg, term_args[i])) { - state->term_raw = i; - return 0; - } - } - - printf("Unknown terminal setting '%s' (", arg); - for (i = 0; i < STATE_TERM_COUNT; i++) - printf("%s%s", i ? ", " : "", term_args[i]); - puts(")\n"); - - return 1; -} -SANDBOX_CMDLINE_OPT_SHORT(terminal, 't', 1, - "Set terminal to raw/cooked mode"); - -int main(int argc, char *argv[]) -{ - struct sandbox_state *state; - int ret; - - ret = state_init(); - if (ret) - goto err; - - state = state_get_current(); - if (os_parse_args(state, argc, argv)) - return 1; - - ret = sandbox_read_state(state, state->state_fname); - if (ret) - goto err; - - /* Remove old memory file if required */ - if (state->ram_buf_rm && state->ram_buf_fname) - os_unlink(state->ram_buf_fname); - - /* Do pre- and post-relocation init */ - board_init_f(0); - - board_init_r(gd->new_gd, 0); - - /* NOTREACHED - board_init_r() does not return */ - return 0; - -err: - printf("Error %d\n", ret); - return 1; -} diff --git a/qemu/roms/u-boot/arch/sandbox/cpu/state.c b/qemu/roms/u-boot/arch/sandbox/cpu/state.c deleted file mode 100644 index 59adad653..000000000 --- a/qemu/roms/u-boot/arch/sandbox/cpu/state.c +++ /dev/null @@ -1,392 +0,0 @@ -/* - * Copyright (c) 2011-2012 The Chromium OS Authors. - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <errno.h> -#include <fdtdec.h> -#include <os.h> -#include <asm/state.h> - -/* Main state record for the sandbox */ -static struct sandbox_state main_state; -static struct sandbox_state *state; /* Pointer to current state record */ - -void state_record_exit(enum exit_type_id exit_type) -{ - state->exit_type = exit_type; -} - -static int state_ensure_space(int extra_size) -{ - void *blob = state->state_fdt; - int used, size, free; - void *buf; - int ret; - - used = fdt_off_dt_strings(blob) + fdt_size_dt_strings(blob); - size = fdt_totalsize(blob); - free = size - used; - if (free > extra_size) - return 0; - - size = used + extra_size; - buf = os_malloc(size); - if (!buf) - return -ENOMEM; - - ret = fdt_open_into(blob, buf, size); - if (ret) { - os_free(buf); - return -EIO; - } - - os_free(blob); - state->state_fdt = buf; - return 0; -} - -static int state_read_file(struct sandbox_state *state, const char *fname) -{ - int size; - int ret; - int fd; - - size = os_get_filesize(fname); - if (size < 0) { - printf("Cannot find sandbox state file '%s'\n", fname); - return -ENOENT; - } - state->state_fdt = os_malloc(size); - if (!state->state_fdt) { - puts("No memory to read sandbox state\n"); - return -ENOMEM; - } - fd = os_open(fname, OS_O_RDONLY); - if (fd < 0) { - printf("Cannot open sandbox state file '%s'\n", fname); - ret = -EPERM; - goto err_open; - } - if (os_read(fd, state->state_fdt, size) != size) { - printf("Cannot read sandbox state file '%s'\n", fname); - ret = -EIO; - goto err_read; - } - os_close(fd); - - return 0; -err_read: - os_close(fd); -err_open: - os_free(state->state_fdt); - state->state_fdt = NULL; - - return ret; -} - -/*** - * sandbox_read_state_nodes() - Read state associated with a driver - * - * This looks through all compatible nodes and calls the read function on - * each one, to read in the state. - * - * If nothing is found, it still calls the read function once, to set up a - * single global state for that driver. - * - * @state: Sandbox state - * @io: Method to use for reading state - * @blob: FDT containing state - * @return 0 if OK, -EINVAL if the read function returned failure - */ -int sandbox_read_state_nodes(struct sandbox_state *state, - struct sandbox_state_io *io, const void *blob) -{ - int count; - int node; - int ret; - - debug(" - read %s\n", io->name); - if (!io->read) - return 0; - - node = -1; - count = 0; - while (blob) { - node = fdt_node_offset_by_compatible(blob, node, io->compat); - if (node < 0) - return 0; /* No more */ - debug(" - read node '%s'\n", fdt_get_name(blob, node, NULL)); - ret = io->read(blob, node); - if (ret) { - printf("Unable to read state for '%s'\n", io->compat); - return -EINVAL; - } - count++; - } - - /* - * If we got no saved state, call the read function once without a - * node, to set up the global state. - */ - if (count == 0) { - debug(" - read global\n"); - ret = io->read(NULL, -1); - if (ret) { - printf("Unable to read global state for '%s'\n", - io->name); - return -EINVAL; - } - } - - return 0; -} - -int sandbox_read_state(struct sandbox_state *state, const char *fname) -{ - struct sandbox_state_io *io; - const void *blob; - bool got_err; - int ret; - - if (state->read_state && fname) { - ret = state_read_file(state, fname); - if (ret == -ENOENT && state->ignore_missing_state_on_read) - ret = 0; - if (ret) - return ret; - } - - /* Call all the state read funtcions */ - got_err = false; - blob = state->state_fdt; - io = ll_entry_start(struct sandbox_state_io, state_io); - for (; io < ll_entry_end(struct sandbox_state_io, state_io); io++) { - ret = sandbox_read_state_nodes(state, io, blob); - if (ret < 0) - got_err = true; - } - - if (state->read_state && fname) { - debug("Read sandbox state from '%s'%s\n", fname, - got_err ? " (with errors)" : ""); - } - - return got_err ? -1 : 0; -} - -/*** - * sandbox_write_state_node() - Write state associated with a driver - * - * This calls the write function to write out global state for that driver. - * - * TODO(sjg@chromium.org): Support writing out state from multiple drivers - * of the same time. We don't need this yet,and it will be much easier to - * do when driver model is available. - * - * @state: Sandbox state - * @io: Method to use for writing state - * @return 0 if OK, -EIO if there is a fatal error (such as out of space - * for adding the data), -EINVAL if the write function failed. - */ -int sandbox_write_state_node(struct sandbox_state *state, - struct sandbox_state_io *io) -{ - void *blob; - int node; - int ret; - - if (!io->write) - return 0; - - ret = state_ensure_space(SANDBOX_STATE_MIN_SPACE); - if (ret) { - printf("Failed to add more space for state\n"); - return -EIO; - } - - /* The blob location can change when the size increases */ - blob = state->state_fdt; - node = fdt_node_offset_by_compatible(blob, -1, io->compat); - if (node == -FDT_ERR_NOTFOUND) { - node = fdt_add_subnode(blob, 0, io->name); - if (node < 0) { - printf("Cannot create node '%s': %s\n", io->name, - fdt_strerror(node)); - return -EIO; - } - - if (fdt_setprop_string(blob, node, "compatible", io->compat)) { - puts("Cannot set compatible\n"); - return -EIO; - } - } else if (node < 0) { - printf("Cannot access node '%s': %s\n", io->name, - fdt_strerror(node)); - return -EIO; - } - debug("Write state for '%s' to node %d\n", io->compat, node); - ret = io->write(blob, node); - if (ret) { - printf("Unable to write state for '%s'\n", io->compat); - return -EINVAL; - } - - return 0; -} - -int sandbox_write_state(struct sandbox_state *state, const char *fname) -{ - struct sandbox_state_io *io; - bool got_err; - int size; - int ret; - int fd; - - /* Create a state FDT if we don't have one */ - if (!state->state_fdt) { - size = 0x4000; - state->state_fdt = os_malloc(size); - if (!state->state_fdt) { - puts("No memory to create FDT\n"); - return -ENOMEM; - } - ret = fdt_create_empty_tree(state->state_fdt, size); - if (ret < 0) { - printf("Cannot create empty state FDT: %s\n", - fdt_strerror(ret)); - ret = -EIO; - goto err_create; - } - } - - /* Call all the state write funtcions */ - got_err = false; - io = ll_entry_start(struct sandbox_state_io, state_io); - ret = 0; - for (; io < ll_entry_end(struct sandbox_state_io, state_io); io++) { - ret = sandbox_write_state_node(state, io); - if (ret == -EIO) - break; - else if (ret) - got_err = true; - } - - if (ret == -EIO) { - printf("Could not write sandbox state\n"); - goto err_create; - } - - ret = fdt_pack(state->state_fdt); - if (ret < 0) { - printf("Cannot pack state FDT: %s\n", fdt_strerror(ret)); - ret = -EINVAL; - goto err_create; - } - size = fdt_totalsize(state->state_fdt); - fd = os_open(fname, OS_O_WRONLY | OS_O_CREAT); - if (fd < 0) { - printf("Cannot open sandbox state file '%s'\n", fname); - ret = -EIO; - goto err_create; - } - if (os_write(fd, state->state_fdt, size) != size) { - printf("Cannot write sandbox state file '%s'\n", fname); - ret = -EIO; - goto err_write; - } - os_close(fd); - - debug("Wrote sandbox state to '%s'%s\n", fname, - got_err ? " (with errors)" : ""); - - return 0; -err_write: - os_close(fd); -err_create: - os_free(state->state_fdt); - - return ret; -} - -int state_setprop(int node, const char *prop_name, const void *data, int size) -{ - void *blob; - int len; - int ret; - - fdt_getprop(state->state_fdt, node, prop_name, &len); - - /* Add space for the new property, its name and some overhead */ - ret = state_ensure_space(size - len + strlen(prop_name) + 32); - if (ret) - return ret; - - /* This should succeed, barring a mutiny */ - blob = state->state_fdt; - ret = fdt_setprop(blob, node, prop_name, data, size); - if (ret) { - printf("%s: Unable to set property '%s' in node '%s': %s\n", - __func__, prop_name, fdt_get_name(blob, node, NULL), - fdt_strerror(ret)); - return -ENOSPC; - } - - return 0; -} - -struct sandbox_state *state_get_current(void) -{ - assert(state); - return state; -} - -int state_init(void) -{ - state = &main_state; - - state->ram_size = CONFIG_SYS_SDRAM_SIZE; - state->ram_buf = os_malloc(state->ram_size); - assert(state->ram_buf); - - /* - * Example of how to use GPIOs: - * - * sandbox_gpio_set_direction(170, 0); - * sandbox_gpio_set_value(170, 0); - */ - return 0; -} - -int state_uninit(void) -{ - int err; - - state = &main_state; - - if (state->write_ram_buf && !state->ram_buf_rm) { - err = os_write_ram_buf(state->ram_buf_fname); - if (err) { - printf("Failed to write RAM buffer\n"); - return err; - } - } - - if (state->write_state) { - if (sandbox_write_state(state, state->state_fname)) { - printf("Failed to write sandbox state\n"); - return -1; - } - } - - /* Delete this at the last moment so as not to upset gdb too much */ - if (state->jumped_fname) - os_unlink(state->jumped_fname); - - if (state->state_fdt) - os_free(state->state_fdt); - memset(state, '\0', sizeof(*state)); - - return 0; -} diff --git a/qemu/roms/u-boot/arch/sandbox/cpu/u-boot.lds b/qemu/roms/u-boot/arch/sandbox/cpu/u-boot.lds deleted file mode 100644 index 7e92b4ac6..000000000 --- a/qemu/roms/u-boot/arch/sandbox/cpu/u-boot.lds +++ /dev/null @@ -1,24 +0,0 @@ -/* - * Copyright (c) 2011-2012 The Chromium OS Authors. - * Use of this source code is governed by a BSD-style license that can be - * found in the LICENSE file. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -SECTIONS -{ - - . = ALIGN(4); - .u_boot_list : { - KEEP(*(SORT(.u_boot_list*))); - } - - __u_boot_sandbox_option_start = .; - _u_boot_sandbox_getopt : { *(.u_boot_sandbox_getopt) } - __u_boot_sandbox_option_end = .; - - __bss_start = .; -} - -INSERT BEFORE .data; |