some cleanup

1 files changed, 0 insertions, 171 deletions

diff --git a/kernel/acpi.c b/kernel/acpi.c
deleted file mode 100644
index b42f628..0000000
--- a/kernel/acpi.c
+++ /dev/null
@@ -1,171 +0,0 @@
-// Advanced Configuration and Power Interface
-// http://wiki.xomb.org/index.php?title=ACPI_Tables
-
-#define FOOLOS_MODULE_NAME "acpi"
-
-#include "lib/logger/log.h"
-#include "lib/int/stdint.h"
-#include "lib/bool/bool.h"
-#include "lib/string/string.h"
-#include "smp.h"
-
-
-typedef struct acpi_rsdt_struct
-{
-    char sig[4];
-    uint32_t length;
-    uint8_t revision;
-    uint8_t checksum;
-    char oemid[6];
-    char oemtabid[8];
-    uint32_t oemrevision;
-    uint32_t vendor;
-    uint32_t rev;
-}acpi_rsdt;
-
-typedef struct aspi_rsdp_struct
-{
-    char sig[8]; //signature
-    uint8_t checksum;
-    char oem[6];
-    uint8_t revision;
-
-    uint32_t ptr_rsdt;
-    uint32_t length;
-
-    uint64_t ptr_xsdt; //same info but with 64bit pointers (preferred)
-    uint8_t checksum_ext;
-    uint8_t reserved[3];
-
-}acpi_rsdp;
-
-typedef struct 
-{
-    char sig[4];
-    uint32_t length;
-    uint8_t rev;
-    uint8_t checksum;
-    char oemid[6];
-    char oemtableid[8];
-    char oemrev[4];
-    char creatorid[4];
-    char creatorrev[4];
-    uint32_t apic_local;
-    uint32_t flags;
-
-}acpi_madt;
-
-uint8_t *apci_get_next_entry(uint8_t *addr,smp_processors *procdata)
-{
-
-    log(FOOLOS_MODULE_NAME,FOOLOS_LOG_DEBUG,"Examining MADT Entry at 0x%08X",addr);
-
-    if(*addr==0)
-    {
-	log(FOOLOS_MODULE_NAME,FOOLOS_LOG_INFO,"MADT Entry: LocalAPIC");
-	// usable
-	if(addr[4]&1)
-	{
-	    if(procdata->processors>=SMP_MAX_PROC){
-
-		panic(FOOLOS_MODULE_NAME,"we do not support that many processors. recompile with higher SMP_MAX_PROC.");
-	    }
-
-	    procdata->local_apic_id[procdata->processors]=addr[3];
-	    procdata->processors++;
-	}
-
-    }
-    else if(*addr==1)
-    {
-	log(FOOLOS_MODULE_NAME,FOOLOS_LOG_INFO,"MADT Entry: IO APIC");
-    }
-    else if(*addr==2)log(FOOLOS_MODULE_NAME,FOOLOS_LOG_INFO,"MADT Entry: Interrupt Source Override");
-    else log(FOOLOS_MODULE_NAME,FOOLOS_LOG_INFO,"MADT Entry: type:0x%X",*addr);
-
-    return addr+addr[1];
-}
-
-
-void acpi_check_madt(uint32_t *madt,smp_processors *procdata)
-{
-    acpi_madt *table=(acpi_madt *)*madt;
-
-    log(FOOLOS_MODULE_NAME,FOOLOS_LOG_DEBUG,"Looking for MADT Table at %08X.",table);
-    if(strcmp("APIC",table->sig,4))
-    {
-	log(FOOLOS_MODULE_NAME,FOOLOS_LOG_INFO,"Found MADT Table at 0x%08X",table);
-	uint8_t *end=(uint8_t *)table;
-	end+=table->length;
-
-	uint8_t *entry=(uint8_t *)table;
-	entry+=sizeof(acpi_madt);
-
-	procdata->local_apic_address=table->apic_local;
-
-	while(entry<end)
-	{
-	    entry=apci_get_next_entry(entry,procdata);
-	}
-
-	
-    }
-}
-
-void acpi_read_rsdt(acpi_rsdt *rsdt,smp_processors *procdata)
-{
-    log(FOOLOS_MODULE_NAME,FOOLOS_LOG_INFO,"Reading RSDT Table at 0x%08X",rsdt);
-
-    if(!strcmp("RSDT",rsdt->sig,4)) 
-	panic(FOOLOS_MODULE_NAME,"Signature MISMATCH!");
-
-    int entries=(rsdt->length-sizeof(acpi_rsdt))/4;
-    uint32_t *first=(uint32_t *)rsdt;
-    first+=sizeof(acpi_rsdt)/4;
-
-    log(FOOLOS_MODULE_NAME,FOOLOS_LOG_INFO,"Entries: %d",entries);
-    log(FOOLOS_MODULE_NAME,FOOLOS_LOG_INFO,"Looking for MADT Table");
-    for(int i=0;i<entries;i++)
-    {
-
-	acpi_check_madt(first,procdata);
-	first++;
-    }
-
-}
-
-// search for the RSDB table in
-// 0x7ffff - 0x9ffff (max)
-// 0xe0000 - 0xfffff
-
-bool acpi_find(smp_processors *procdata)
-{
-    log(FOOLOS_MODULE_NAME,FOOLOS_LOG_INFO,"Looking for RSDP Table");
-    char *search=(char *)0x9f000; //will be 16 bit aligned;
-    procdata->processors=0;
-    procdata->boot=0;
-
-    while(search<=(char *)0xfffff)
-    {
-	if(strcmp("RSD PTR ",search,8)) // notice trailing space in "RSD PTR "
-	{
-		uint8_t checksum=0;
-		for(int i=0;i<20;i++)
-		    checksum+=search[i];
-
-		if(checksum==0)
-		{
-		    log(FOOLOS_MODULE_NAME,FOOLOS_LOG_INFO,"RSDP Table found at 0x%08X",search);
-		    acpi_rsdp *rsdp=(acpi_rsdp *)search;
-		    acpi_read_rsdt(rsdp->ptr_rsdt,procdata);
-		    return true;
-		}
-	}
-
-	search++;
-	
-	if(search==0xa0000)search=0xe0000;
-		
-    }
-    return false;
-}