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another small SPI fix :), also added platform-specified modules (will update the docs soon)

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This commit is contained in:
Bogdan Marinescu 2009-08-07 10:36:04 +00:00
parent b91902252c
commit 975862f49e
2 changed files with 53 additions and 17 deletions
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55
src/platform/lm3s/platform.c
View File

@ -16,6 +16,9 @@
#include "platform_conf.h"
#include "common.h"
#include "math.h"
#include "lua.h"
#include "lauxlib.h"
#include "lrotable.h"
// Platform specific includes
#include "hw_ints.h"
@ -145,11 +148,6 @@ int platform_init()
SYSCTL_PERIPH_GPIOE, SYSCTL_PERIPH_GPIOF, SYSCTL_PERIPH_GPIOG, SYSCTL_PERIPH_GPIOH };
#endif
static void pios_init()
{
unsigned i;
@ -240,9 +238,9 @@ u32 platform_spi_setup( unsigned id, int mode, u32 clock, unsigned cpol, unsigne
unsigned protocol;
if( cpol == 0 )
protocol == cpha ? SSI_FRF_MOTO_MODE_1 : SSI_FRF_MOTO_MODE_0;
protocol = cpha ? SSI_FRF_MOTO_MODE_1 : SSI_FRF_MOTO_MODE_0;
else
protocol == cpha ? SSI_FRF_MOTO_MODE_3 : SSI_FRF_MOTO_MODE_2;
protocol = cpha ? SSI_FRF_MOTO_MODE_3 : SSI_FRF_MOTO_MODE_2;
mode = mode == PLATFORM_SPI_MASTER ? SSI_MODE_MASTER : SSI_MODE_SLAVE;
MAP_SSIDisable( spi_base[ id ] );
@ -945,3 +943,46 @@ void EthernetIntHandler()
{
}
#endif // #ifdef ELUA_UIP
// ****************************************************************************
// Platform specific modules go here
#ifdef ENABLE_DISP
#define MIN_OPT_LEVEL 2
#include "lrodefs.h"
extern const LUA_REG_TYPE disp_map[];
const LUA_REG_TYPE platform_map[] =
{
#if LUA_OPTIMIZE_MEMORY > 0
{ LSTRKEY( "disp" ), LROVAL( disp_map ) },
#endif
{ LNILKEY, LNILVAL }
};
LUALIB_API int luaopen_platform( lua_State *L )
{
#if LUA_OPTIMIZE_MEMORY > 0
return 0;
#else // #if LUA_OPTIMIZE_MEMORY > 0
luaL_register( L, PS_LIB_TABLE_NAME, luaopen_platform );
// Setup the new tables (pin and port) inside pio
lua_newtable( L );
luaL_register( L, NULL, disp_map );
lua_setfield( L, -2, "disp" );
return 1;
#endif // #if LUA_OPTIMIZE_MEMORY > 0
}
#else // #ifdef ENABLE_DISP
LUALIB_API int luaopen_platform( lua_State *L )
{
return 0;
}
#endif // #ifdef ENABLE_DISP

13
src/platform/lm3s/platform_conf.h
View File

@ -36,13 +36,8 @@
// *****************************************************************************
// Auxiliary libraries that will be compiled for this platform
#ifdef ENABLE_DISP
#define AUXLIB_DISP "disp"
LUALIB_API int ( luaopen_disp )( lua_State* L );
#define DISPLINE _ROM( AUXLIB_DISP, luaopen_disp, disp_map )
#else
#define DISPLINE
#endif
// The name of the platform specific libs table
#define PS_LIB_TABLE_NAME "lm3s"
#ifdef FORLM3S6918
#define PWMLINE
@ -70,8 +65,8 @@ LUALIB_API int ( luaopen_disp )( lua_State* L );
_ROM( AUXLIB_CPU, luaopen_cpu, cpu_map )\
_ROM( AUXLIB_ADC, luaopen_adc, adc_map )\
_ROM( AUXLIB_LUARPC, luaopen_luarpc, rpc_map )\
DISPLINE\
_ROM( LUA_MATHLIBNAME, luaopen_math, math_map )
_ROM( LUA_MATHLIBNAME, luaopen_math, math_map )\
_ROM( PS_LIB_TABLE_NAME, luaopen_platform, platform_map )
// *****************************************************************************
// Configuration data