Merge pull request #1 from FrameworkComputer/native-compilation

Native compilation

Author: kiram9

Makefile

@@ -1,5 +1,13 @@
-gpu_cfg_generator.o : gpu_cfg_generator.c gpu_cfg_generator.h
+.PHONY: native clean
+
+gpu_cfg_generator.exe: gpu_cfg_generator
+	cp gpu_cfg_gen gpu_cfg_gen.exe
+
+gpu_cfg_generator: gpu_cfg_generator.c gpu_cfg_generator.h
 	../cosmopolitan/bin/cosmocc -o gpu_cfg_gen gpu_cfg_generator.c
+
+native: gpu_cfg_generator.c gpu_cfg_generator.h
+	$(CC) -o gpu_cfg_gen gpu_cfg_generator.c -Wall
 
 
 clean :

gpu_cfg_generator.c

@@ -1,7 +1,10 @@
 #include <stdio.h>
 #include <stdarg.h>
 #include <stddef.h>
+#include <stdint.h>
+#include <stdlib.h>
 #include <unistd.h>
+#include <string.h>
 #include <ctype.h>
 
 #include "crc.h"
@@ -214,8 +217,6 @@ static struct default_ssd_cfg ssd_cfg = {
 void program_eeprom(const char * serial, struct gpu_cfg_descriptor * descriptor, size_t len, const char * outpath)
 {
 	crc_t crc;
-	size_t addr = 0;
-	int d, i;
   FILE *fptr;
 	printf("generating EEPROM\n");
 	memset(descriptor->serial, 0x00, GPU_SERIAL_LEN);
@@ -243,7 +244,6 @@ int main(int argc, char *argv[]) {
   char *serialvalue = NULL;
   char *pcbvalue = NULL;
   char *outfilename = "eeprom.bin";
-  int index;
   int c;
 
   opterr = 0;

readme.md

@@ -1,27 +1,43 @@
 # build notes
 
-uses
-https://github.com/jart/cosmopolitan
+Uses [cosmpopolitan](https://github.com/jart/cosmopolitan).
 
-extract cosmopolitan one folder up
+Extract cosmopolitan release zip one folder up.
 
+```sh
 run make
+```
 
+To use it on windows, rename `gpu_cfg_gen` to `gpu_cfg_gen.exe`.
 
-to use on windows rename
 
-gpu_cfg_gen to gpu_cfg_gen.exe
 
+# Running
+When the application is run, pass in the serial, and for the GPU, the PCB serial.
+The application will generate a `.bin` file in the same directory with the EEPROM contents.
 
-
-# Running 
-when the application is run, pass in the serial, and for the GPU, the PCB serial. 
-The application will generate a .bin file in the same directory with the EEPROM contents
 ## Generate GPU Serial
 
+```
 ./gpu_cfg_gen -g -s FRAKMBCP81331ASSY0 -p FRAGMASP81331PCB00
+```
 
 
 ## Generate SSD
 
+```
 ./gpu_cfg_gen -d -s FRAKMBCP81331ASSY0
+```
+
+# Build natively
+
+While the regular build builds a single executable that runs on Linux and
+Windows, for development purpose you might want to build using native tooling.
+
+```sh
+# With GCC
+make native CC=gcc
+
+# With clang
+make native CC=clang
+```