The N64 was Nintendo's first steps
into 3D... Built from the technology from the SGI workstations, the
N64 gave home users some of the first 3D graphics.
While limited compared to modern systems, the N64 was revolutionary
for it's day, and gives us an capable system for learning MIPS!
Cpu
93.75mh NEC VR4300 MIPS III
Ram
4MB Rambus RDRAM
(8mb upgradable)
Video
SGI RCP (Reality Co-Processor)
Resolution
320x240 / 640x480
Memory Map
KUSEG
KSEG0
(Cached)
KSEG1
(Uncached)
KSSEG
(TLB-mapped)
Size
Purpose
0x00000000
0x80000000
0xA0000000
0xC0000000
2048K
RDRAM 0
0x00200000
0x80200000
0xA0200000
0xC0200000
2048K
RDRAM 1
0x00400000
0x80400000
0xA0400000
0xC0400000
2048K
DisKDrive RDRAM 2
0x00600000
0x80600000
0xA0600000
0xC0600000
2048K
DisKDrive RDRAM 3
0x00800000
0x80800000
0xA0800000
0xC0800000
55MB
Reserved
0x03F00000
0x83F00000
0xA3F00000
0xC3F00000
1024K
RDRAM regs
0x04000000
0x84000000
0xA4000000
0xC4000000
16MB
RCP
0x05000000
0x85000000
0xA5000000
0xC5000000
48MB
DiskDrive
0x08000000
0x88000000
0xA8000000
0xC8000000
128MB
Reserved
0x10000000
0x90000000
0xB0000000
0xD0000000
253MB
N64 Cartridge
Screen Memory
Each pixel is represented by one BIG ENDIAN word, in the format %RRRRRGGGGGBBBBBB-