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extmod/modmachine: Use uintptr_t instead of mp_uint_t for address type.

This commit is contained in:
Damien George 2015-11-27 12:46:22 +00:00
parent 5d66b427e2
commit 278f3592d4
1 changed files with 8 additions and 8 deletions
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16
extmod/modmachine.c
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@ -40,8 +40,8 @@
#if MICROPY_PY_MACHINE
STATIC mp_uint_t get_addr(mp_obj_t addr_o, uint align) {
mp_uint_t addr = mp_obj_int_get_truncated(addr_o);
STATIC uintptr_t get_addr(mp_obj_t addr_o, uint align) {
uintptr_t addr = mp_obj_int_get_truncated(addr_o);
if ((addr & (align - 1)) != 0) {
nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_ValueError, "address %08x is not aligned to %d bytes", addr, align));
}
@ -49,8 +49,8 @@ STATIC mp_uint_t get_addr(mp_obj_t addr_o, uint align) {
{
// Not thread-safe
static int fd;
static mp_uint_t last_base = (mp_uint_t)-1;
static mp_uint_t map_page;
static uintptr_t last_base = (uintptr_t)-1;
static uintptr_t map_page;
if (!fd) {
fd = open("/dev/mem", O_RDWR | O_SYNC);
if (fd == -1) {
@ -58,9 +58,9 @@ STATIC mp_uint_t get_addr(mp_obj_t addr_o, uint align) {
}
}
mp_uint_t cur_base = addr & ~MICROPY_PAGE_MASK;
uintptr_t cur_base = addr & ~MICROPY_PAGE_MASK;
if (cur_base != last_base) {
map_page = (mp_uint_t)mmap(NULL, MICROPY_PAGE_SIZE, PROT_READ | PROT_WRITE, MAP_SHARED, fd, cur_base);
map_page = (uintptr_t)mmap(NULL, MICROPY_PAGE_SIZE, PROT_READ | PROT_WRITE, MAP_SHARED, fd, cur_base);
last_base = cur_base;
}
addr = map_page + (addr & MICROPY_PAGE_MASK);
@ -89,7 +89,7 @@ STATIC mp_obj_t machine_mem_subscr(mp_obj_t self_in, mp_obj_t index, mp_obj_t va
return MP_OBJ_NULL; // op not supported
} else if (value == MP_OBJ_SENTINEL) {
// load
mp_uint_t addr = get_addr(index, self->elem_size);
uintptr_t addr = get_addr(index, self->elem_size);
uint32_t val;
switch (self->elem_size) {
case 1: val = (*(uint8_t*)addr); break;
@ -99,7 +99,7 @@ STATIC mp_obj_t machine_mem_subscr(mp_obj_t self_in, mp_obj_t index, mp_obj_t va
return mp_obj_new_int(val);
} else {
// store
mp_uint_t addr = get_addr(index, self->elem_size);
uintptr_t addr = get_addr(index, self->elem_size);
uint32_t val = mp_obj_get_int(value);
switch (self->elem_size) {
case 1: (*(uint8_t*)addr) = val; break;