.. | .. |
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| 1 | +/* SPDX-License-Identifier: GPL-2.0-or-later */ |
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1 | 2 | /* |
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2 | 3 | * include/asm-mips/dec/prom.h |
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3 | 4 | * |
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4 | 5 | * DECstation PROM interface. |
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5 | 6 | * |
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6 | 7 | * Copyright (C) 2002 Maciej W. Rozycki |
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7 | | - * |
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8 | | - * This program is free software; you can redistribute it and/or |
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9 | | - * modify it under the terms of the GNU General Public License |
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10 | | - * as published by the Free Software Foundation; either version |
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11 | | - * 2 of the License, or (at your option) any later version. |
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12 | 8 | * |
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13 | 9 | * Based on arch/mips/dec/prom/prom.h by the Anonymous. |
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14 | 10 | */ |
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.. | .. |
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47 | 43 | */ |
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48 | 44 | #define REX_PROM_MAGIC 0x30464354 |
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49 | 45 | |
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50 | | -#ifdef CONFIG_64BIT |
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51 | | - |
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52 | | -#define prom_is_rex(magic) 1 /* KN04 and KN05 are REX PROMs. */ |
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53 | | - |
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54 | | -#else /* !CONFIG_64BIT */ |
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55 | | - |
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56 | | -#define prom_is_rex(magic) ((magic) == REX_PROM_MAGIC) |
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57 | | - |
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58 | | -#endif /* !CONFIG_64BIT */ |
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59 | | - |
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| 46 | +/* KN04 and KN05 are REX PROMs, so only do the check for R3k systems. */ |
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| 47 | +static inline bool prom_is_rex(u32 magic) |
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| 48 | +{ |
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| 49 | + return !IS_ENABLED(CONFIG_CPU_R3000) || magic == REX_PROM_MAGIC; |
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| 50 | +} |
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60 | 51 | |
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61 | 52 | /* |
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62 | 53 | * 3MIN/MAXINE PROM entry points for DS5000/1xx's, DS5000/xx's and |
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.. | .. |
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79 | 70 | */ |
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80 | 71 | typedef struct { |
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81 | 72 | int pagesize; |
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82 | | - unsigned char bitmap[0]; |
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| 73 | + unsigned char bitmap[]; |
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83 | 74 | } memmap; |
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84 | 75 | |
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85 | 76 | |
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