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601b8901e0
Contrary to what the help message says, this is the number of pages per block. Calculate it automatically based on SYS_NAND_BLOCK_SIZE and SYS_NAND_PAGE_SIZE. To better reflect its semantics, rename it to SYS_NAND_BLOCK_PAGES. Signed-off-by: Sean Anderson <seanga2@gmail.com>
49 lines
1.4 KiB
C
49 lines
1.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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#ifndef __SYSTEM_CONSTANTS_H__
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#define __SYSTEM_CONSTANTS_H__
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/*
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* The most common case for our initial stack pointer address is to
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* say that we have defined a static intiial ram address location and
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* size and from that we subtract the generated global data size.
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*/
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#ifdef CONFIG_HAS_CUSTOM_SYS_INIT_SP_ADDR
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#define SYS_INIT_SP_ADDR CONFIG_CUSTOM_SYS_INIT_SP_ADDR
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#else
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#ifdef CONFIG_MIPS
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#define SYS_INIT_SP_ADDR (CFG_SYS_SDRAM_BASE + CFG_SYS_INIT_SP_OFFSET)
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#else
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#define SYS_INIT_SP_ADDR \
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(CFG_SYS_INIT_RAM_ADDR + CFG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
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#endif
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#endif
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/*
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* Typically, we have the SPL malloc pool at the end of the BSS area.
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*/
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#ifdef CONFIG_SPL_HAS_CUSTOM_MALLOC_START
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#define SPL_SYS_MALLOC_START CONFIG_SPL_CUSTOM_SYS_MALLOC_ADDR
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#elif defined(CONFIG_SPL_BSS_START_ADDR)
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#define SPL_SYS_MALLOC_START (CONFIG_SPL_BSS_START_ADDR + \
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CONFIG_SPL_BSS_MAX_SIZE)
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#else
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/* feature not enabled: this value avoids compiler errors but is not used */
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#define SPL_SYS_MALLOC_START 0
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#endif
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#define SPL_SYS_MALLOC_SIZE \
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IF_ENABLED_INT(CONFIG_SPL_SYS_MALLOC, CONFIG_SPL_SYS_MALLOC_SIZE)
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/* deal with an optional value */
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#ifdef CONFIG_SPL_OS_BOOT
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#define SPL_PAYLOAD_ARGS_ADDR CONFIG_SPL_PAYLOAD_ARGS_ADDR
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#else
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#define SPL_PAYLOAD_ARGS_ADDR 0
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#endif
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/* Number of pages per block */
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#define SYS_NAND_BLOCK_PAGES \
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(CONFIG_SYS_NAND_BLOCK_SIZE / CONFIG_SYS_NAND_PAGE_SIZE)
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#endif
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