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esp8266: Change to use new generic VFS sub-system. 

The VFS sub-system supports mounting of an arbitrary number of devices
(limited only by available RAM).  The internal flash is now mounted at
"/flash".
This commit is contained in:
Damien George 2017-01-27 15:16:08 +11:00
parent f1e04148a1
commit f9ecd484bb
7 changed files with 39 additions and 108 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
esp8266/main.c
View File

@ -49,8 +49,8 @@ STATIC void mp_reset(void) {
mp_init(); mp_init();
mp_obj_list_init(mp_sys_path, 0); mp_obj_list_init(mp_sys_path, 0);
mp_obj_list_append(mp_sys_path, MP_OBJ_NEW_QSTR(MP_QSTR_)); // current dir (or base dir of the script) mp_obj_list_append(mp_sys_path, MP_OBJ_NEW_QSTR(MP_QSTR_)); // current dir (or base dir of the script)
mp_obj_list_append(mp_sys_path, MP_OBJ_NEW_QSTR(MP_QSTR__slash_lib)); mp_obj_list_append(mp_sys_path, MP_OBJ_NEW_QSTR(MP_QSTR__slash_flash_slash_lib));
mp_obj_list_append(mp_sys_path, MP_OBJ_NEW_QSTR(MP_QSTR__slash_)); mp_obj_list_append(mp_sys_path, MP_OBJ_NEW_QSTR(MP_QSTR__slash_flash));
mp_obj_list_init(mp_sys_argv, 0); mp_obj_list_init(mp_sys_argv, 0);
MP_STATE_PORT(term_obj) = MP_OBJ_NULL; MP_STATE_PORT(term_obj) = MP_OBJ_NULL;
MP_STATE_PORT(dupterm_arr_obj) = MP_OBJ_NULL; MP_STATE_PORT(dupterm_arr_obj) = MP_OBJ_NULL;
@ -109,34 +109,23 @@ void user_init(void) {
system_init_done_cb(init_done); system_init_done_cb(init_done);
} }
mp_import_stat_t fat_vfs_import_stat(const char *path); #if !MICROPY_VFS
#if !MICROPY_VFS_FAT
mp_lexer_t *mp_lexer_new_from_file(const char *filename) { mp_lexer_t *mp_lexer_new_from_file(const char *filename) {
return NULL; return NULL;
} }
#endif
mp_import_stat_t mp_import_stat(const char *path) { mp_import_stat_t mp_import_stat(const char *path) {
#if MICROPY_VFS_FAT
return fat_vfs_import_stat(path);
#else
(void)path; (void)path;
return MP_IMPORT_STAT_NO_EXIST; return MP_IMPORT_STAT_NO_EXIST;
#endif
} }
mp_obj_t vfs_proxy_call(qstr method_name, mp_uint_t n_args, const mp_obj_t *args);
mp_obj_t mp_builtin_open(uint n_args, const mp_obj_t *args, mp_map_t *kwargs) { mp_obj_t mp_builtin_open(uint n_args, const mp_obj_t *args, mp_map_t *kwargs) {
#if MICROPY_VFS_FAT
// TODO: Handle kwargs!
return vfs_proxy_call(MP_QSTR_open, n_args, args);
#else
return mp_const_none; return mp_const_none;
#endif
} }
MP_DEFINE_CONST_FUN_OBJ_KW(mp_builtin_open_obj, 1, mp_builtin_open); MP_DEFINE_CONST_FUN_OBJ_KW(mp_builtin_open_obj, 1, mp_builtin_open);
#endif
void MP_FASTCODE(nlr_jump_fail)(void *val) { void MP_FASTCODE(nlr_jump_fail)(void *val) {
printf("NLR jump failed\n"); printf("NLR jump failed\n");
for (;;) { for (;;) {

4
esp8266/modules/_boot.py
View File

@ -5,7 +5,9 @@ from flashbdev import bdev
try: try:
if bdev: if bdev:
vfs = uos.VfsFat(bdev, "") vfs = uos.VfsFat(bdev)
uos.mount(vfs, '/flash')
uos.chdir('/flash')
except OSError: except OSError:
import inisetup import inisetup
vfs = inisetup.setup() vfs = inisetup.setup()

95
esp8266/moduos.c
View File

@ -26,14 +26,10 @@
#include <string.h> #include <string.h>
#include "py/mpconfig.h"
#include "py/nlr.h"
#include "py/obj.h"
#include "py/objtuple.h" #include "py/objtuple.h"
#include "py/objstr.h" #include "py/objstr.h"
#include "py/runtime.h"
#include "py/mperrno.h"
#include "extmod/misc.h" #include "extmod/misc.h"
#include "extmod/vfs.h"
#include "extmod/vfs_fat.h" #include "extmod/vfs_fat.h"
#include "genhdr/mpversion.h" #include "genhdr/mpversion.h"
#include "esp_mphal.h" #include "esp_mphal.h"
@ -70,74 +66,6 @@ STATIC mp_obj_t os_uname(void) {
} }
STATIC MP_DEFINE_CONST_FUN_OBJ_0(os_uname_obj, os_uname); STATIC MP_DEFINE_CONST_FUN_OBJ_0(os_uname_obj, os_uname);
#if MICROPY_VFS_FAT
mp_obj_t vfs_proxy_call(qstr method_name, mp_uint_t n_args, const mp_obj_t *args) {
if (MP_STATE_PORT(fs_user_mount)[0] == NULL) {
mp_raise_OSError(MP_ENODEV);
}
mp_obj_t meth[n_args + 2];
mp_load_method(MP_STATE_PORT(fs_user_mount)[0], method_name, meth);
if (args != NULL) {
memcpy(meth + 2, args, n_args * sizeof(*args));
}
return mp_call_method_n_kw(n_args, 0, meth);
}
STATIC mp_obj_t os_listdir(mp_uint_t n_args, const mp_obj_t *args) {
return vfs_proxy_call(MP_QSTR_listdir, n_args, args);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(os_listdir_obj, 0, 1, os_listdir);
STATIC mp_obj_t os_mkdir(mp_obj_t path_in) {
return vfs_proxy_call(MP_QSTR_mkdir, 1, &path_in);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(os_mkdir_obj, os_mkdir);
STATIC mp_obj_t os_rmdir(mp_obj_t path_in) {
return vfs_proxy_call(MP_QSTR_rmdir, 1, &path_in);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(os_rmdir_obj, os_rmdir);
STATIC mp_obj_t os_chdir(mp_obj_t path_in) {
return vfs_proxy_call(MP_QSTR_chdir, 1, &path_in);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(os_chdir_obj, os_chdir);
STATIC mp_obj_t os_getcwd(void) {
return vfs_proxy_call(MP_QSTR_getcwd, 0, NULL);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_0(os_getcwd_obj, os_getcwd);
STATIC mp_obj_t os_remove(mp_obj_t path_in) {
return vfs_proxy_call(MP_QSTR_remove, 1, &path_in);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(os_remove_obj, os_remove);
STATIC mp_obj_t os_rename(mp_obj_t path_old, mp_obj_t path_new) {
mp_obj_t args[2];
args[0] = path_old;
args[1] = path_new;
return vfs_proxy_call(MP_QSTR_rename, 2, args);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_2(os_rename_obj, os_rename);
STATIC mp_obj_t os_stat(mp_obj_t path_in) {
return vfs_proxy_call(MP_QSTR_stat, 1, &path_in);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(os_stat_obj, os_stat);
STATIC mp_obj_t os_statvfs(mp_obj_t path_in) {
return vfs_proxy_call(MP_QSTR_statvfs, 1, &path_in);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(os_statvfs_obj, os_statvfs);
STATIC mp_obj_t os_umount(void) {
return vfs_proxy_call(MP_QSTR_umount, 0, NULL);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_0(os_umount_obj, os_umount);
#endif
STATIC mp_obj_t os_urandom(mp_obj_t num) { STATIC mp_obj_t os_urandom(mp_obj_t num) {
mp_int_t n = mp_obj_get_int(num); mp_int_t n = mp_obj_get_int(num);
vstr_t vstr; vstr_t vstr;
@ -166,16 +94,17 @@ STATIC const mp_rom_map_elem_t os_module_globals_table[] = {
#endif #endif
#if MICROPY_VFS_FAT #if MICROPY_VFS_FAT
{ MP_ROM_QSTR(MP_QSTR_VfsFat), MP_ROM_PTR(&mp_fat_vfs_type) }, { MP_ROM_QSTR(MP_QSTR_VfsFat), MP_ROM_PTR(&mp_fat_vfs_type) },
{ MP_ROM_QSTR(MP_QSTR_listdir), MP_ROM_PTR(&os_listdir_obj) }, { MP_ROM_QSTR(MP_QSTR_listdir), MP_ROM_PTR(&mp_vfs_listdir_obj) },
{ MP_ROM_QSTR(MP_QSTR_mkdir), MP_ROM_PTR(&os_mkdir_obj) }, { MP_ROM_QSTR(MP_QSTR_mkdir), MP_ROM_PTR(&mp_vfs_mkdir_obj) },
{ MP_ROM_QSTR(MP_QSTR_rmdir), MP_ROM_PTR(&os_rmdir_obj) }, { MP_ROM_QSTR(MP_QSTR_rmdir), MP_ROM_PTR(&mp_vfs_rmdir_obj) },
{ MP_ROM_QSTR(MP_QSTR_chdir), MP_ROM_PTR(&os_chdir_obj) }, { MP_ROM_QSTR(MP_QSTR_chdir), MP_ROM_PTR(&mp_vfs_chdir_obj) },
{ MP_ROM_QSTR(MP_QSTR_getcwd), MP_ROM_PTR(&os_getcwd_obj) }, { MP_ROM_QSTR(MP_QSTR_getcwd), MP_ROM_PTR(&mp_vfs_getcwd_obj) },
{ MP_ROM_QSTR(MP_QSTR_remove), MP_ROM_PTR(&os_remove_obj) }, { MP_ROM_QSTR(MP_QSTR_remove), MP_ROM_PTR(&mp_vfs_remove_obj) },
{ MP_ROM_QSTR(MP_QSTR_rename), MP_ROM_PTR(&os_rename_obj) }, { MP_ROM_QSTR(MP_QSTR_rename), MP_ROM_PTR(&mp_vfs_rename_obj) },
{ MP_ROM_QSTR(MP_QSTR_stat), MP_ROM_PTR(&os_stat_obj) }, { MP_ROM_QSTR(MP_QSTR_stat), MP_ROM_PTR(&mp_vfs_stat_obj) },
{ MP_ROM_QSTR(MP_QSTR_statvfs), MP_ROM_PTR(&os_statvfs_obj) }, { MP_ROM_QSTR(MP_QSTR_statvfs), MP_ROM_PTR(&mp_vfs_statvfs_obj) },
{ MP_ROM_QSTR(MP_QSTR_umount), MP_ROM_PTR(&os_umount_obj) }, { MP_ROM_QSTR(MP_QSTR_mount), MP_ROM_PTR(&mp_vfs_mount_obj) },
{ MP_ROM_QSTR(MP_QSTR_umount), MP_ROM_PTR(&mp_vfs_umount_obj) },
#endif #endif
}; };

9
esp8266/mpconfigport.h
View File

@ -15,7 +15,7 @@
#define MICROPY_MEM_STATS (0) #define MICROPY_MEM_STATS (0)
#define MICROPY_DEBUG_PRINTERS (1) #define MICROPY_DEBUG_PRINTERS (1)
#define MICROPY_DEBUG_PRINTER_DEST mp_debug_print #define MICROPY_DEBUG_PRINTER_DEST mp_debug_print
#define MICROPY_READER_FATFS (MICROPY_VFS_FAT) #define MICROPY_READER_VFS (MICROPY_VFS)
#define MICROPY_ENABLE_GC (1) #define MICROPY_ENABLE_GC (1)
#define MICROPY_STACK_CHECK (1) #define MICROPY_STACK_CHECK (1)
#define MICROPY_ENABLE_EMERGENCY_EXCEPTION_BUF (1) #define MICROPY_ENABLE_EMERGENCY_EXCEPTION_BUF (1)
@ -94,13 +94,13 @@
#define MICROPY_MODULE_FROZEN_LEXER mp_lexer_new_from_str32 #define MICROPY_MODULE_FROZEN_LEXER mp_lexer_new_from_str32
#define MICROPY_QSTR_EXTRA_POOL mp_qstr_frozen_const_pool #define MICROPY_QSTR_EXTRA_POOL mp_qstr_frozen_const_pool
#define MICROPY_VFS (1)
#define MICROPY_FATFS_OO (1) #define MICROPY_FATFS_OO (1)
#define MICROPY_FATFS_ENABLE_LFN (1) #define MICROPY_FATFS_ENABLE_LFN (1)
#define MICROPY_FATFS_RPATH (2) #define MICROPY_FATFS_RPATH (2)
#define MICROPY_FATFS_VOLUMES (2) #define MICROPY_FATFS_VOLUMES (2)
#define MICROPY_FATFS_MAX_SS (4096) #define MICROPY_FATFS_MAX_SS (4096)
#define MICROPY_FATFS_LFN_CODE_PAGE (437) /* 1=SFN/ANSI 437=LFN/U.S.(OEM) */ #define MICROPY_FATFS_LFN_CODE_PAGE (437) /* 1=SFN/ANSI 437=LFN/U.S.(OEM) */
#define MICROPY_FSUSERMOUNT (1)
#define MICROPY_VFS_FAT (1) #define MICROPY_VFS_FAT (1)
#define MICROPY_ESP8266_APA102 (1) #define MICROPY_ESP8266_APA102 (1)
#define MICROPY_ESP8266_NEOPIXEL (1) #define MICROPY_ESP8266_NEOPIXEL (1)
@ -141,6 +141,11 @@ void *esp_native_code_commit(void*, size_t);
#define mp_type_fileio fatfs_type_fileio #define mp_type_fileio fatfs_type_fileio
#define mp_type_textio fatfs_type_textio #define mp_type_textio fatfs_type_textio
// use vfs's functions for import stat and builtin open
#define mp_import_stat mp_vfs_import_stat
#define mp_builtin_open mp_vfs_open
#define mp_builtin_open_obj mp_vfs_open_obj
// extra built in names to add to the global namespace // extra built in names to add to the global namespace
#define MICROPY_PORT_BUILTINS \ #define MICROPY_PORT_BUILTINS \
{ MP_OBJ_NEW_QSTR(MP_QSTR_input), (mp_obj_t)&mp_builtin_input_obj }, \ { MP_OBJ_NEW_QSTR(MP_QSTR_input), (mp_obj_t)&mp_builtin_input_obj }, \

8
esp8266/mpconfigport_512k.h
View File

@ -5,8 +5,8 @@
#undef MICROPY_EMIT_INLINE_XTENSA #undef MICROPY_EMIT_INLINE_XTENSA
#define MICROPY_EMIT_INLINE_XTENSA (0) #define MICROPY_EMIT_INLINE_XTENSA (0)
#undef MICROPY_FSUSERMOUNT #undef MICROPY_VFS
#define MICROPY_FSUSERMOUNT (0) #define MICROPY_VFS (0)
#undef MICROPY_VFS_FAT #undef MICROPY_VFS_FAT
#define MICROPY_VFS_FAT (0) #define MICROPY_VFS_FAT (0)
@ -25,3 +25,7 @@
#undef MICROPY_PY_FRAMEBUF #undef MICROPY_PY_FRAMEBUF
#define MICROPY_PY_FRAMEBUF (0) #define MICROPY_PY_FRAMEBUF (0)
#undef mp_import_stat
#undef mp_builtin_open
#undef mp_builtin_open_obj

4
esp8266/qstrdefsport.h
View File

@ -27,5 +27,5 @@
// qstrs specific to this port, only needed if they aren't auto-generated // qstrs specific to this port, only needed if they aren't auto-generated
// Entries for sys.path // Entries for sys.path
Q(/) Q(/flash)
Q(/lib) Q(/flash/lib)

6
esp8266/scripts/inisetup.py
View File

@ -37,8 +37,10 @@ def setup():
print("Performing initial setup") print("Performing initial setup")
wifi() wifi()
uos.VfsFat.mkfs(bdev) uos.VfsFat.mkfs(bdev)
vfs = uos.VfsFat(bdev, "") vfs = uos.VfsFat(bdev)
with open("/boot.py", "w") as f: uos.mount(vfs, '/flash')
uos.chdir('/flash')
with open("boot.py", "w") as f:
f.write("""\ f.write("""\
# This file is executed on every boot (including wake-boot from deepsleep) # This file is executed on every boot (including wake-boot from deepsleep)
#import esp #import esp