diff options
| author | Chris Metcalf <cmetcalf@tilera.com> | 2010-05-28 23:09:12 -0400 |
|---|---|---|
| committer | Chris Metcalf <cmetcalf@tilera.com> | 2010-06-04 17:11:18 -0400 |
| commit | 867e359b97c970a60626d5d76bbe2a8fadbf38fb (patch) | |
| tree | c5ccbb7f5172e8555977119608ecb1eee3cc37e3 /arch/tile/include | |
| parent | 5360bd776f73d0a7da571d72a09a03f237e99900 (diff) | |
arch/tile: core support for Tilera 32-bit chips.
This change is the core kernel support for TILEPro and TILE64 chips.
No driver support (except the console driver) is included yet.
This includes the relevant Linux headers in asm/; the low-level
low-level "Tile architecture" headers in arch/, which are
shared with the hypervisor, etc., and are build-system agnostic;
and the relevant hypervisor headers in hv/.
Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Reviewed-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/tile/include')
128 files changed, 16093 insertions, 0 deletions
diff --git a/arch/tile/include/arch/abi.h b/arch/tile/include/arch/abi.h new file mode 100644 index 00000000000..7cdc47b3e02 --- /dev/null +++ b/arch/tile/include/arch/abi.h @@ -0,0 +1,93 @@ +// Copyright 2010 Tilera Corporation. All Rights Reserved. +// +// This program is free software; you can redistribute it and/or +// modify it under the terms of the GNU General Public License +// as published by the Free Software Foundation, version 2. +// +// This program is distributed in the hope that it will be useful, but +// WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or +// NON INFRINGEMENT. See the GNU General Public License for +// more details. + +//! @file +//! +//! ABI-related register definitions helpful when writing assembly code. +//! + +#ifndef __ARCH_ABI_H__ +#define __ARCH_ABI_H__ + +#include <arch/chip.h> + +// Registers 0 - 55 are "normal", but some perform special roles. + +#define TREG_FP 52 /**< Frame pointer. */ +#define TREG_TP 53 /**< Thread pointer. */ +#define TREG_SP 54 /**< Stack pointer. */ +#define TREG_LR 55 /**< Link to calling function PC. */ + +/** Index of last normal general-purpose register. */ +#define TREG_LAST_GPR 55 + +// Registers 56 - 62 are "special" network registers. + +#define TREG_SN 56 /**< Static network access. */ +#define TREG_IDN0 |