[syslinux:master] lua: Adding CPU module
syslinux-bot for Erwan Velu
erwanaliasr1 at gmail.com
Sun Feb 20 16:42:33 PST 2011
Commit-ID: 0a8f78b40c649ebaf664c065afd5946cb3c69c08
Gitweb: http://syslinux.zytor.com/commit/0a8f78b40c649ebaf664c065afd5946cb3c69c08
Author: Erwan Velu <erwanaliasr1 at gmail.com>
AuthorDate: Tue, 8 Feb 2011 22:15:07 +0100
Committer: Erwan Velu <erwanaliasr1 at gmail.com>
CommitDate: Tue, 8 Feb 2011 22:15:07 +0100
lua: Adding CPU module
---
com32/lua/src/Makefile | 2 +-
com32/lua/src/cpu.c | 158 ++++++++++++++++++++++++++++++++++++++++++++++++
com32/lua/src/linit.c | 1 +
com32/lua/src/lualib.h | 3 +
com32/lua/test/cpu.lua | 19 ++++++
5 files changed, 182 insertions(+), 1 deletions(-)
diff --git a/com32/lua/src/Makefile b/com32/lua/src/Makefile
index b89f59d..4081bfe 100644
--- a/com32/lua/src/Makefile
+++ b/com32/lua/src/Makefile
@@ -41,7 +41,7 @@ LIBLUA_OBJS += lauxlib.o lbaselib.o ldblib.o ltablib.o
LIBLUA_OBJS += lstrlib.o loadlib.o linit.o
LIBLUA_OBJS += liolib.o
LIBLUA_OBJS += dmi.o
-
+LIBLUA_OBJS += cpu.o
LIBLUA_OBJS += pci.o
LIBLUA_OBJS += vesa.o
diff --git a/com32/lua/src/cpu.c b/com32/lua/src/cpu.c
new file mode 100644
index 0000000..8a246e3
--- /dev/null
+++ b/com32/lua/src/cpu.c
@@ -0,0 +1,158 @@
+#include <stdlib.h>
+#include <string.h>
+
+#define llua_cpu /* Define the library */
+
+/* Include the Lua API header files */
+#include"lua.h"
+#include"lauxlib.h"
+#include"lualib.h"
+#include"cpuid.h"
+
+static void add_string_item(lua_State *L, const char *item, const char *value_str) {
+ lua_pushstring(L,item);
+ lua_pushstring(L,value_str);
+ lua_settable(L,-3);
+}
+
+static void add_int_item(lua_State *L, const char *item, int value_int) {
+ lua_pushstring(L,item);
+ lua_pushnumber(L,value_int);
+ lua_settable(L,-3);
+}
+
+static void add_flag(lua_State *L, bool value, const char *value_str) {
+ char buffer[32] = { 0 };
+ snprintf(buffer,sizeof(buffer), "flags.%s",value_str);
+ lua_pushstring(L,buffer);
+// printf("%s=%d\n",value_str,value);
+
+ if (value == true) {
+ lua_pushstring(L,"yes");
+ } else {
+ lua_pushstring(L,"no");
+ }
+
+ lua_settable(L,-3);
+}
+
+static int cpu_getflags(lua_State *L)
+{
+ s_cpu lua_cpu;
+
+ detect_cpu(&lua_cpu);
+
+ lua_newtable(L);
+
+ add_string_item(L, "vendor", lua_cpu.vendor);
+ add_string_item(L, "model", lua_cpu.model);
+ add_int_item(L, "cores", lua_cpu.num_cores);
+ add_int_item(L, "l1_instruction_cache", lua_cpu.l1_instruction_cache_size);
+ add_int_item(L, "l1_data_cache", lua_cpu.l1_data_cache_size);
+ add_int_item(L, "l2_cache", lua_cpu.l2_cache_size);
+ add_int_item(L, "family_id", lua_cpu.family);
+ add_int_item(L, "model_id", lua_cpu.model_id);
+ add_int_item(L, "stepping", lua_cpu.stepping);
+
+ add_flag(L, lua_cpu.flags.fpu, "fpu");
+ add_flag(L, lua_cpu.flags.vme, "vme");
+ add_flag(L, lua_cpu.flags.de, "de");
+ add_flag(L, lua_cpu.flags.pse, "pse");
+ add_flag(L, lua_cpu.flags.tsc, "tsc");
+ add_flag(L, lua_cpu.flags.msr, "msr");
+ add_flag(L, lua_cpu.flags.pae, "pae");
+ add_flag(L, lua_cpu.flags.mce, "mce");
+ add_flag(L, lua_cpu.flags.cx8, "cx8");
+ add_flag(L, lua_cpu.flags.apic, "apic");
+ add_flag(L, lua_cpu.flags.sep, "sep");
+ add_flag(L, lua_cpu.flags.mtrr, "mtrr");
+ add_flag(L, lua_cpu.flags.pge, "pge");
+ add_flag(L, lua_cpu.flags.mca, "mca");
+ add_flag(L, lua_cpu.flags.cmov, "cmov");
+ add_flag(L, lua_cpu.flags.pat, "pat");
+ add_flag(L, lua_cpu.flags.pse_36, "pse_36");
+ add_flag(L, lua_cpu.flags.psn, "psn");
+ add_flag(L, lua_cpu.flags.clflsh, "clflsh");
+ add_flag(L, lua_cpu.flags.dts, "dts");
+ add_flag(L, lua_cpu.flags.acpi, "acpi");
+ add_flag(L, lua_cpu.flags.mmx, "mmx");
+ add_flag(L, lua_cpu.flags.sse, "sse");
+ add_flag(L, lua_cpu.flags.sse2, "sse2");
+ add_flag(L, lua_cpu.flags.ss, "ss");
+ add_flag(L, lua_cpu.flags.htt, "ht");
+ add_flag(L, lua_cpu.flags.acc, "acc");
+ add_flag(L, lua_cpu.flags.syscall, "syscall");
+ add_flag(L, lua_cpu.flags.mp, "mp");
+ add_flag(L, lua_cpu.flags.nx, "nx");
+ add_flag(L, lua_cpu.flags.mmxext, "mmxext");
+ add_flag(L, lua_cpu.flags.lm, "lm");
+ add_flag(L, lua_cpu.flags.nowext, "3dnowext");
+ add_flag(L, lua_cpu.flags.now, "3dnow!");
+ add_flag(L, lua_cpu.flags.svm, "svm");
+ add_flag(L, lua_cpu.flags.vmx, "vmx");
+ add_flag(L, lua_cpu.flags.pbe, "pbe");
+ add_flag(L, lua_cpu.flags.fxsr_opt, "fxsr_opt");
+ add_flag(L, lua_cpu.flags.gbpages, "gbpages");
+ add_flag(L, lua_cpu.flags.rdtscp, "rdtscp");
+ add_flag(L, lua_cpu.flags.pni, "pni");
+ add_flag(L, lua_cpu.flags.pclmulqd, "pclmulqd");
+ add_flag(L, lua_cpu.flags.dtes64, "dtes64");
+ add_flag(L, lua_cpu.flags.smx, "smx");
+ add_flag(L, lua_cpu.flags.est, "est");
+ add_flag(L, lua_cpu.flags.tm2, "tm2");
+ add_flag(L, lua_cpu.flags.sse3, "sse3");
+ add_flag(L, lua_cpu.flags.fma, "fma");
+ add_flag(L, lua_cpu.flags.cx16, "cx16");
+ add_flag(L, lua_cpu.flags.xtpr, "xtpr");
+ add_flag(L, lua_cpu.flags.pdcm, "pdcm");
+ add_flag(L, lua_cpu.flags.dca, "dca");
+ add_flag(L, lua_cpu.flags.xmm4_1, "xmm4_1");
+ add_flag(L, lua_cpu.flags.xmm4_2, "xmm4_2");
+ add_flag(L, lua_cpu.flags.x2apic, "x2apic");
+ add_flag(L, lua_cpu.flags.movbe, "movbe");
+ add_flag(L, lua_cpu.flags.popcnt, "popcnt");
+ add_flag(L, lua_cpu.flags.aes, "aes");
+ add_flag(L, lua_cpu.flags.xsave, "xsave");
+ add_flag(L, lua_cpu.flags.osxsave, "osxsave");
+ add_flag(L, lua_cpu.flags.avx, "avx");
+ add_flag(L, lua_cpu.flags.hypervisor, "hypervisor");
+ add_flag(L, lua_cpu.flags.ace2, "ace2");
+ add_flag(L, lua_cpu.flags.ace2_en, "ace2_en");
+ add_flag(L, lua_cpu.flags.phe, "phe");
+ add_flag(L, lua_cpu.flags.phe_en, "phe_en");
+ add_flag(L, lua_cpu.flags.pmm, "pmm");
+ add_flag(L, lua_cpu.flags.pmm_en, "pmm_en");
+ add_flag(L, lua_cpu.flags.extapic, "extapic");
+ add_flag(L, lua_cpu.flags.cr8_legacy, "cr8_legacy");
+ add_flag(L, lua_cpu.flags.abm, "abm");
+ add_flag(L, lua_cpu.flags.sse4a, "sse4a");
+ add_flag(L, lua_cpu.flags.misalignsse, "misalignsse");
+ add_flag(L, lua_cpu.flags.nowprefetch, "3dnowprefetch");
+ add_flag(L, lua_cpu.flags.osvw, "osvw");
+ add_flag(L, lua_cpu.flags.ibs, "ibs");
+ add_flag(L, lua_cpu.flags.sse5, "sse5");
+ add_flag(L, lua_cpu.flags.skinit, "skinit");
+ add_flag(L, lua_cpu.flags.wdt, "wdt");
+ add_flag(L, lua_cpu.flags.ida, "ida");
+ add_flag(L, lua_cpu.flags.arat, "arat");
+ add_flag(L, lua_cpu.flags.tpr_shadow, "tpr_shadow");
+ add_flag(L, lua_cpu.flags.vnmi, "vnmi");
+ add_flag(L, lua_cpu.flags.flexpriority, "flexpriority");
+ add_flag(L, lua_cpu.flags.ept, "ept");
+ add_flag(L, lua_cpu.flags.vpid, "vpid");
+
+ /* return number of return values on stack */
+ return 1;
+}
+
+static const luaL_Reg cpulib[] = {
+ {"flags", cpu_getflags},
+ {NULL, NULL}
+};
+
+
+LUALIB_API int luaopen_cpu(lua_State *L) {
+ luaL_openlib(L, LUA_CPULIBNAME, cpulib, 0);
+ return 1;
+}
+
diff --git a/com32/lua/src/linit.c b/com32/lua/src/linit.c
index 1b7527d..6c7f63e 100644
--- a/com32/lua/src/linit.c
+++ b/com32/lua/src/linit.c
@@ -28,6 +28,7 @@ static const luaL_Reg lualibs[] = {
#endif
{LUA_DBLIBNAME, luaopen_debug},
#ifdef SYSLINUX
+ {LUA_CPULIBNAME, luaopen_cpu},
{LUA_DMILIBNAME, luaopen_dmi},
{LUA_PCILIBNAME, luaopen_pci},
{LUA_SYSLINUXLIBNAME, luaopen_syslinux},
diff --git a/com32/lua/src/lualib.h b/com32/lua/src/lualib.h
index 4541550..0ae6ba7 100644
--- a/com32/lua/src/lualib.h
+++ b/com32/lua/src/lualib.h
@@ -51,6 +51,9 @@ LUALIB_API int (luaopen_dmi) (lua_State *L);
#define LUA_VESALIBNAME "vesa"
LUALIB_API int (luaopen_vesa) (lua_State *L);
+
+#define LUA_CPULIBNAME "cpu"
+LUALIB_API int (luaopen_cpu) (lua_State *L);
#endif
/* open all previous libraries */
diff --git a/com32/lua/test/cpu.lua b/com32/lua/test/cpu.lua
new file mode 100644
index 0000000..e904502
--- /dev/null
+++ b/com32/lua/test/cpu.lua
@@ -0,0 +1,19 @@
+ cpuflags = cpu.flags()
+
+ print("Vendor = " .. cpuflags["vendor"])
+ print("Model = " .. cpuflags["model"])
+ print("Cores = " .. cpuflags["cores"])
+ print("L1 Instruction Cache = " .. cpuflags["l1_instruction_cache"])
+ print("L1 Data Cache = " .. cpuflags["l1_data_cache"])
+ print("L2 Cache = " .. cpuflags["l2_cache"])
+ print("Family ID = " .. cpuflags["family_id"])
+ print("Model ID = " .. cpuflags["model_id"])
+ print("Stepping = " .. cpuflags["stepping"])
+
+ if ( string.match(cpuflags["vendor"], "Intel") ) then
+ print("Intel Processor Found")
+-- syslinux.run_command("memdisk initrd=/dos/BIOS/FSC-P7935-108.img raw")
+ else
+ print("Does not match")
+ end
+
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