sparc32: add IOMMU chipset doc links

Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Blue Swirl 2010-04-03 07:40:47 +00:00
parent 240566908f
commit 93c5a32f89
1 changed files with 9 additions and 1 deletions

View File

@ -1,5 +1,5 @@
/* /*
* QEMU SPARC iommu emulation * QEMU Sun4m iommu emulation
* *
* Copyright (c) 2003-2005 Fabrice Bellard * Copyright (c) 2003-2005 Fabrice Bellard
* *
@ -35,6 +35,14 @@
#define DPRINTF(fmt, ...) #define DPRINTF(fmt, ...)
#endif #endif
/*
* I/O MMU used by Sun4m systems
*
* Chipset docs:
* "Sun-4M System Architecture (revision 2.0) by Chuck Narad", 950-1373-01,
* http://mediacast.sun.com/users/Barton808/media/Sun4M_SystemArchitecture_edited2.pdf
*/
#define IOMMU_NREGS (4*4096/4) #define IOMMU_NREGS (4*4096/4)
#define IOMMU_CTRL (0x0000 >> 2) #define IOMMU_CTRL (0x0000 >> 2)
#define IOMMU_CTRL_IMPL 0xf0000000 /* Implementation */ #define IOMMU_CTRL_IMPL 0xf0000000 /* Implementation */