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--Remove special-case handling of sparc64 bus_dmamap* functions. Replace with a more generic mechanism that allows MD busdma implementations to generate inline mapping functions by defining WANT_INLINE_DMAMAP in <machine/bus_dma.h>. This is currently useful for sparc64, x86, and arm64, which all implement non-load dmamap operations as simple wrappers around map objects which may be bus- or device-specific. --Remove NULL-checked bus_dmamap macros. Implement the equivalent NULL checks in the inlined x86 implementation. For non-x86 platforms, these checks are a minor pessimization as those platforms do not currently allow NULL maps. NULL maps were originally allowed on arm64, which appears to have been the motivation behind adding arm[64]-specific barriers to bus_dma.h, but that support was removed in r299463. --Simplify the internal interface used by the bus_dmamap_load* variants and move it to bus_dma_internal.h --Fix some drivers that directly include sys/bus_dma.h despite the recommendations of bus_dma(9) Reviewed by: kib (previous revision), marius Differential Revision: https://reviews.freebsd.org/D10729 |
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| .. | ||
| xen | ||
| _align.h | ||
| _inttypes.h | ||
| _limits.h | ||
| _stdint.h | ||
| _types.h | ||
| acpica_machdep.h | ||
| apicreg.h | ||
| apicvar.h | ||
| apm_bios.h | ||
| bus.h | ||
| bus_dma.h | ||
| busdma_impl.h | ||
| cputypes.h | ||
| dump.h | ||
| elf.h | ||
| endian.h | ||
| fdt.h | ||
| float.h | ||
| fpu.h | ||
| frame.h | ||
| init.h | ||
| legacyvar.h | ||
| mca.h | ||
| metadata.h | ||
| mptable.h | ||
| ofw_machdep.h | ||
| pci_cfgreg.h | ||
| psl.h | ||
| ptrace.h | ||
| pvclock.h | ||
| reg.h | ||
| segments.h | ||
| setjmp.h | ||
| sigframe.h | ||
| signal.h | ||
| specialreg.h | ||
| stack.h | ||
| stdarg.h | ||
| sysarch.h | ||
| trap.h | ||
| ucontext.h | ||
| vdso.h | ||
| vmware.h | ||
| x86_smp.h | ||
| x86_var.h | ||