diff options
Diffstat (limited to 'board/rsdproto/flash_asm.S')
| -rw-r--r-- | board/rsdproto/flash_asm.S | 39 |
1 files changed, 0 insertions, 39 deletions
diff --git a/board/rsdproto/flash_asm.S b/board/rsdproto/flash_asm.S deleted file mode 100644 index 557cac0279..0000000000 --- a/board/rsdproto/flash_asm.S +++ /dev/null @@ -1,39 +0,0 @@ -/* - * -*- mode:c -*- - * - * (C) Copyright 2000 - * Marius Groeger <mgroeger@sysgo.de> - * Sysgo Real-Time Solutions, GmbH <www.elinos.com> - * - * void ull_write(unsigned long long volatile *address, - * unsigned long long volatile *data) - * r3 = address - * r4 = data - * - * void ull_read(unsigned long long volatile *address, - * unsigned long long volatile *data) - * r3 = address - * r4 = data - * - * Uses the floating point unit to read and write 64 bit wide - * data (unsigned long long) on the 60x bus. This is necessary - * because all 4 flash chips use the /WE line from byte lane 0 - * - * IMPORTANT: data should always be 8-aligned, otherwise an exception will - * occur. - */ - -#include <ppc_asm.tmpl> -#include <ppc_defs.h> - - .globl ull_write -ull_write: - lfd 0,0(r4) - stfd 0,0(r3) - blr - - .globl ull_read -ull_read: - lfd 0, 0(r3) - stfd 0, 0(r4) - blr |
