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| author | Hou Zhiqiang <B48286@freescale.com> | 2015-10-26 19:47:44 +0800 |
|---|---|---|
| committer | York Sun <yorksun@freescale.com> | 2015-10-29 10:33:59 -0700 |
| commit | 9fc29db116d147adbee0ad07b0e72a657f961305 (patch) | |
| tree | 05a2a175e05611b2cab9c260072dd49397b114bb /drivers/net/fm/fm.c | |
| parent | 648bde6d70ac94685ed454cb938e44454190f19a (diff) | |
| download | u-boot-imx-9fc29db116d147adbee0ad07b0e72a657f961305.zip u-boot-imx-9fc29db116d147adbee0ad07b0e72a657f961305.tar.gz u-boot-imx-9fc29db116d147adbee0ad07b0e72a657f961305.tar.bz2 | |
net/fm: Add support for 64-bit platforms
The FMan IM driver is developed for 32-bit platfroms and isn't
friendly to 64-bit platforms, so do the minimal refactor:
1. Refine the MURAM management and access.
2. Correct the initialization and operations for QDs and BDs.
Signed-off-by: Hou Zhiqiang <B48286@freescale.com>
Signed-off-by: Gong Qianyu <Qianyu.Gong@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
Diffstat (limited to 'drivers/net/fm/fm.c')
| -rw-r--r-- | drivers/net/fm/fm.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/drivers/net/fm/fm.c b/drivers/net/fm/fm.c index eb0eb3d..df5db72 100644 --- a/drivers/net/fm/fm.c +++ b/drivers/net/fm/fm.c @@ -22,21 +22,22 @@ struct fm_muram muram[CONFIG_SYS_NUM_FMAN]; -u32 fm_muram_base(int fm_idx) +void *fm_muram_base(int fm_idx) { return muram[fm_idx].base; } -u32 fm_muram_alloc(int fm_idx, u32 size, u32 align) +void *fm_muram_alloc(int fm_idx, size_t size, ulong align) { - u32 ret; - u32 align_mask, off; - u32 save; + void *ret; + ulong align_mask; + size_t off; + void *save; align_mask = align - 1; save = muram[fm_idx].alloc; - off = save & align_mask; + off = (ulong)save & align_mask; if (off != 0) muram[fm_idx].alloc += (align - off); off = size & align_mask; @@ -45,6 +46,7 @@ u32 fm_muram_alloc(int fm_idx, u32 size, u32 align) if ((muram[fm_idx].alloc + size) >= muram[fm_idx].top) { muram[fm_idx].alloc = save; printf("%s: run out of ram.\n", __func__); + return NULL; } ret = muram[fm_idx].alloc; @@ -56,7 +58,7 @@ u32 fm_muram_alloc(int fm_idx, u32 size, u32 align) static void fm_init_muram(int fm_idx, void *reg) { - u32 base = (u32)reg; + void *base = reg; muram[fm_idx].base = base; muram[fm_idx].size = CONFIG_SYS_FM_MURAM_SIZE; @@ -256,7 +258,9 @@ static void fm_init_fpm(struct fm_fpm *fpm) static int fm_init_bmi(int fm_idx, struct fm_bmi_common *bmi) { int blk, i, port_id; - u32 val, offset, base; + u32 val; + size_t offset; + void *base; /* alloc free buffer pool in MURAM */ base = fm_muram_alloc(fm_idx, FM_FREE_POOL_SIZE, FM_FREE_POOL_ALIGN); |