devs/foxbox
1
0
Fork 0
forked from len0rd/rockbox
Code Pull requests Activity

hwstub_shell: add support for set/clr/tog without SCT using read and write

Browse source 
Change-Id: Ib0a5123e5cc51ee193ef761c36af63467740c670
This commit is contained in:
Amaury Pouly 2014-08-05 18:19:08 +02:00
parent 6d13d9b718
commit 0c7c54e185
1 changed files with 41 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

42
utils/hwstub/tools/hwstub_shell.cpp
View file

@ -444,7 +444,30 @@ int my_lua_write_field(lua_State *state)
value = value << shift | (hw_read32(state, addr) & ~(mask << shift)); value = value << shift | (hw_read32(state, addr) & ~(mask << shift));
else else
value <<= shift; value <<= shift;
hw_write32(state, addr, value);
return 0;
}
int my_lua_sct_reg(lua_State *state)
{
int n = lua_gettop(state);
if(n != 1)
luaL_error(state, "sct() takes one argument");
soc_addr_t addr = lua_tounsigned(state, lua_upvalueindex(1));
char op = lua_tounsigned(state, lua_upvalueindex(2));
soc_word_t mask = luaL_checkunsigned(state, 1);
soc_word_t value = hw_read32(state, addr);
if(op == 's')
value |= mask;
else if(op == 'c')
value &= ~mask;
else if(op == 't')
value ^= mask;
else
luaL_error(state, "sct() internal error");
hw_write32(state, addr, value); hw_write32(state, addr, value);
return 0; return 0;
} }
@ -558,6 +581,23 @@ void my_lua_create_reg(soc_addr_t addr, size_t index, const soc_reg_t& reg)
lua_pushcclosure(g_lua, my_lua_write_reg, 1); lua_pushcclosure(g_lua, my_lua_write_reg, 1);
lua_setfield(g_lua, -2, "tog"); lua_setfield(g_lua, -2, "tog");
} }
else
{
lua_pushunsigned(g_lua, addr + reg.addr[index].addr);
lua_pushunsigned(g_lua, 's');
lua_pushcclosure(g_lua, my_lua_sct_reg, 2);
lua_setfield(g_lua, -2, "set");
lua_pushunsigned(g_lua, addr + reg.addr[index].addr);
lua_pushunsigned(g_lua, 'c');
lua_pushcclosure(g_lua, my_lua_sct_reg, 2);
lua_setfield(g_lua, -2, "clr");
lua_pushunsigned(g_lua, addr + reg.addr[index].addr);
lua_pushunsigned(g_lua, 't');
lua_pushcclosure(g_lua, my_lua_sct_reg, 2);
lua_setfield(g_lua, -2, "tog");
}
for(size_t i = 0; i < reg.field.size(); i++) for(size_t i = 0; i < reg.field.size(); i++)
{ {