Misc Changes, Added Logging Subsystem, Fixes to InitRD, Working on RTL8139 driver

[tpg/acess2.git] / Modules / Network / RTL8139 / main.c

diff --git a/Modules/Network/RTL8139/main.c b/Modules/Network/RTL8139/main.c
new file mode 100644 (file)
index 0000000..aa7a444
--- /dev/null
+++ b/Modules/Network/RTL8139/main.c
@@ -0,0 +1,124 @@
+/* Acess2 RTL8139 Driver
+ * - By John Hodge (thePowersGang)
+ * 
+ * main.c - Driver Core
+ */
+#define        DEBUG   0
+#define VERSION        ((0<<8)|50)
+#include <acess.h>
+#include <modules.h>
+#include <fs_devfs.h>
+#include <drv_pci.h>
+#include <tpl_drv_network.h>
+
+// === CONSTANTS ===
+enum eRTL8139_Regs
+{
+       MAC0, MAC1, MAC2,
+       MAC3, MAC4, MAC5,
+       MAR0    = 0x08,
+       MAR1, MAR2, MAR3,
+       MAR4, MAR5, MAR6, MAR7,
+       
+       RBSTART = 0x30, //!< Recieve Buffer Start
+       // ??, ??, ??, RST, RE, TE, ??, ??
+       CMD     = 0x37,
+       IMR     = 0x3C,
+       ISR     = 0x3E,
+       
+       RCR     = 0x44,
+       
+       CONFIG1 = 0x52
+};
+
+// === TYPES ===
+typedef struct sCard
+{
+       Uint16  IOBase;
+       Uint8   IRQ;
+       
+        int    NumWaitingPackets;
+       
+       void    *ReceiveBuffer;
+       tPAddr  PhysReceiveBuffer;
+       
+       char    Name[2];
+       tVFS_Node       Node;
+       Uint8   MacAddr[6];
+}      tCard;
+
+// === PROTOTYPES ===
+
+// === GLOBALS ===
+MODULE_DEFINE(0, VERSION, RTL8139, RTL8139_Install, NULL, NULL);
+ int   giRTL8139_CardCount;
+tCard  gpRTL8139_Cards;
+
+// === CODE ===
+/**
+ * \brief Installs the RTL8139 Driver
+ */
+int RTL8139_Install(char **Options)
+{
+        int    id = -1;
+        int    i = 0;
+       Uint16  base;
+       
+       giRTL8139_CardCount = PCI_CountDevices( 0x10EC, 0x8139, 0 );
+       
+       gpRTL8139_Cards = calloc( giRTL8139_CardCount, sizeof(tCard) );
+       
+       
+       while( (id = PCI_GetDevice(0x10EC, 0x8139, 0, id)) != -1 )
+       {
+               base = PCI_AssignPort( id, 0, 0x100 );
+               gpRTL8139_Cards[i].IOBase = base;
+               gpRTL8139_Cards[i].IRQ = PCI_GetIRQ( id );
+               
+               // Install IRQ Handler
+               IRQ_AddHandler(gpRTL8139_Cards[ k ].IRQ, RTL8136_IRQHandler);
+               
+               // Power on
+               outb( base + CONFIG1, 0x00 );
+               // Reset (0x10 to CMD)
+               outb( base + CMD, 0x10 );
+               
+               gpRTL8139_Cards[i].ReceiveBuffer = MM_AllocDMA( 2, 32, &gpRTL8139_Cards[i].PhysReceiveBuffer );
+               // Set up recieve buffer
+               outl(base + RBSTART, (Uint32)gpRTL8139_Cards[i].PhysReceiveBuffer);
+               // Set IMR to Transmit OK and Receive OK
+               outw(base + IMR, 0x5);
+               
+               // Set recieve buffer size, buffer wrap and recieve mask
+               outl(base + RCR, 0x8F);
+               
+               outb(base + CMD, 0x0C); // Recive Enable and Transmit Enable
+               
+               gpRTL8139_Cards[ i ].MacAddr[0] = inb(base+MAC0);
+               gpRTL8139_Cards[ i ].MacAddr[1] = inb(base+MAC1);
+               gpRTL8139_Cards[ i ].MacAddr[2] = inb(base+MAC2);
+               gpRTL8139_Cards[ i ].MacAddr[3] = inb(base+MAC3);
+               gpRTL8139_Cards[ i ].MacAddr[4] = inb(base+MAC4);
+               gpRTL8139_Cards[ i ].MacAddr[5] = inb(base+MAC5);
+               
+               // Set VFS Node
+               gpRTL8139_Cards[ i ].Name[0] = '0'+i;
+               gpRTL8139_Cards[ i ].Name[1] = '\0';
+               gpRTL8139_Cards[ i ].Node.ImplPtr = &gpRTL8139_Cards[ i ];
+               gpRTL8139_Cards[ i ].Node.NumACLs = 0;
+               gpRTL8139_Cards[ i ].Node.CTime = now();
+               gpRTL8139_Cards[ i ].Node.Write = RTL8139_Write;
+               gpRTL8139_Cards[ i ].Node.Read = RTL8139_Read;
+               gpRTL8139_Cards[ i ].Node.IOCtl = RTL8139_IOCtl;
+               
+               Log_Log("RTL8139", "Card %i 0x%04x %02x:%02x:%02x:%02x:%02x:%02x",
+                       i, base,
+                       gpRTL8139_Cards[ i ].MacAddr[0], gpRTL8139_Cards[ i ].MacAddr[1],
+                       gpRTL8139_Cards[ i ].MacAddr[2], gpRTL8139_Cards[ i ].MacAddr[3],
+                       gpRTL8139_Cards[ i ].MacAddr[4], gpRTL8139_Cards[ i ].MacAddr[5]
+                       );
+               
+               i ++;
+       }
+       return MODULE_ERR_OK;
+}