Andrew Geissler | 517393d | 2023-01-13 08:55:19 -0600 | [diff] [blame^] | 1 | From 4760065a58153e4dae24e4e437a5136592c624bc Mon Sep 17 00:00:00 2001 |
Patrick Williams | d8c66bc | 2016-06-20 12:57:21 -0500 | [diff] [blame] | 2 | From: Marek Vasut <marex@denx.de> |
| 3 | Date: Sat, 30 Jan 2016 07:18:02 +0100 |
| 4 | Subject: [PATCH] Add nios2 support |
| 5 | |
| 6 | Add support for the nios2 CPU. |
| 7 | |
| 8 | Signed-off-by: Marek Vasut <marex@denx.de> |
| 9 | Upstream-Status: Submitted [ https://bugzilla.mozilla.org/show_bug.cgi?id=1244421 ] |
Patrick Williams | d8c66bc | 2016-06-20 12:57:21 -0500 | [diff] [blame] | 10 | |
Andrew Geissler | 517393d | 2023-01-13 08:55:19 -0600 | [diff] [blame^] | 11 | --- |
| 12 | pr/include/md/_linux.cfg | 45 +++++++++++++++++++++++++++++++++++ |
| 13 | pr/include/md/_linux.h | 4 +++- |
| 14 | 2 files changed, 48 insertions(+), 1 deletion(-) |
| 15 | |
| 16 | --- a/pr/include/md/_linux.cfg |
| 17 | +++ b/pr/include/md/_linux.cfg |
Brad Bishop | 1932369 | 2019-04-05 15:28:33 -0400 | [diff] [blame] | 18 | @@ -975,6 +975,51 @@ |
Patrick Williams | d8c66bc | 2016-06-20 12:57:21 -0500 | [diff] [blame] | 19 | #define PR_BYTES_PER_WORD_LOG2 2 |
| 20 | #define PR_BYTES_PER_DWORD_LOG2 3 |
| 21 | |
| 22 | +#elif defined(__nios2__) |
| 23 | + |
| 24 | +#define IS_LITTLE_ENDIAN 1 |
| 25 | +#undef IS_BIG_ENDIAN |
| 26 | + |
| 27 | +#define PR_BYTES_PER_BYTE 1 |
| 28 | +#define PR_BYTES_PER_SHORT 2 |
| 29 | +#define PR_BYTES_PER_INT 4 |
| 30 | +#define PR_BYTES_PER_INT64 8 |
| 31 | +#define PR_BYTES_PER_LONG 4 |
| 32 | +#define PR_BYTES_PER_FLOAT 4 |
| 33 | +#define PR_BYTES_PER_DOUBLE 8 |
| 34 | +#define PR_BYTES_PER_WORD 4 |
| 35 | +#define PR_BYTES_PER_DWORD 8 |
| 36 | + |
| 37 | +#define PR_BITS_PER_BYTE 8 |
| 38 | +#define PR_BITS_PER_SHORT 16 |
| 39 | +#define PR_BITS_PER_INT 32 |
| 40 | +#define PR_BITS_PER_INT64 64 |
| 41 | +#define PR_BITS_PER_LONG 32 |
| 42 | +#define PR_BITS_PER_FLOAT 32 |
| 43 | +#define PR_BITS_PER_DOUBLE 64 |
| 44 | +#define PR_BITS_PER_WORD 32 |
| 45 | + |
| 46 | +#define PR_BITS_PER_BYTE_LOG2 3 |
| 47 | +#define PR_BITS_PER_SHORT_LOG2 4 |
| 48 | +#define PR_BITS_PER_INT_LOG2 5 |
| 49 | +#define PR_BITS_PER_INT64_LOG2 6 |
| 50 | +#define PR_BITS_PER_LONG_LOG2 5 |
| 51 | +#define PR_BITS_PER_FLOAT_LOG2 5 |
| 52 | +#define PR_BITS_PER_DOUBLE_LOG2 6 |
| 53 | +#define PR_BITS_PER_WORD_LOG2 5 |
| 54 | + |
| 55 | +#define PR_ALIGN_OF_SHORT 2 |
| 56 | +#define PR_ALIGN_OF_INT 4 |
| 57 | +#define PR_ALIGN_OF_LONG 4 |
| 58 | +#define PR_ALIGN_OF_INT64 4 |
| 59 | +#define PR_ALIGN_OF_FLOAT 4 |
| 60 | +#define PR_ALIGN_OF_DOUBLE 4 |
| 61 | +#define PR_ALIGN_OF_POINTER 4 |
| 62 | +#define PR_ALIGN_OF_WORD 4 |
| 63 | + |
| 64 | +#define PR_BYTES_PER_WORD_LOG2 2 |
| 65 | +#define PR_BYTES_PER_DWORD_LOG2 3 |
| 66 | + |
| 67 | #elif defined(__or1k__) |
| 68 | |
| 69 | #undef IS_LITTLE_ENDIAN |
Andrew Geissler | 517393d | 2023-01-13 08:55:19 -0600 | [diff] [blame^] | 70 | --- a/pr/include/md/_linux.h |
| 71 | +++ b/pr/include/md/_linux.h |
Patrick Williams | d8c66bc | 2016-06-20 12:57:21 -0500 | [diff] [blame] | 72 | @@ -55,6 +55,8 @@ |
| 73 | #define _PR_SI_ARCHITECTURE "avr32" |
| 74 | #elif defined(__m32r__) |
| 75 | #define _PR_SI_ARCHITECTURE "m32r" |
| 76 | +#elif defined(__nios2__) |
| 77 | +#define _PR_SI_ARCHITECTURE "nios2" |
| 78 | #elif defined(__or1k__) |
| 79 | #define _PR_SI_ARCHITECTURE "or1k" |
Brad Bishop | 1932369 | 2019-04-05 15:28:33 -0400 | [diff] [blame] | 80 | #elif defined(__riscv) && (__riscv_xlen == 32) |
Andrew Geissler | 517393d | 2023-01-13 08:55:19 -0600 | [diff] [blame^] | 81 | @@ -143,7 +145,7 @@ extern PRInt32 _PR_x86_64_AtomicSet(PRIn |
Patrick Williams | d8c66bc | 2016-06-20 12:57:21 -0500 | [diff] [blame] | 82 | #define _MD_ATOMIC_SET _PR_x86_64_AtomicSet |
| 83 | #endif |
| 84 | |
Andrew Geissler | 517393d | 2023-01-13 08:55:19 -0600 | [diff] [blame^] | 85 | -#if defined(__loongarch__) |
| 86 | +#if defined(__loongarch__) || defined(__nios2__) |
Patrick Williams | d8c66bc | 2016-06-20 12:57:21 -0500 | [diff] [blame] | 87 | #if defined(__GNUC__) |
| 88 | /* Use GCC built-in functions */ |
Andrew Geissler | 517393d | 2023-01-13 08:55:19 -0600 | [diff] [blame^] | 89 | #define _PR_HAVE_ATOMIC_OPS |