PowerPC linux 2.4.19 to 2.6.18-rc4 porting

Processor : MPC8241
Platform : ECS320

Some important constant variable

/* Accroding Address Map B  */ 
#define ECS320_ISA_IO_BASE     0xFE000000 
#define ECS320_ISA_MEM_BASE    0xFD000000 
#define ECS320_PCI_MEM_BASE    0x80000000 
#define ECS320_PCI_MEM_OFFSET  0x00000000  
/* defined by ourself  */ #define ECS320_EUMB_BASE       0xFDF00000 
... 
#define MPC82XX_CONFIG_ADDR_ADDR  0xFEC00000 
#define MPC82XX_CONFIG_DATA_ADDR  0xFEE00000 
#define MPC82XX_CONFIG_BASE       0x80000000